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Precision Engineering Partners · CNC & VMC

PRECISION
ENGINEERED
FOR YOU.

We don't supply catalogues — we solve machining problems. Material, tolerance, cycle time, tool life. TOOLFLUX engineers work at your machine to deliver measurable results.

Diagnose My Process Cutting Calculator →
ISO Carbide Grades Same-day Dispatch On-site Support All Machine Types
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TOOLFLUX · U-DRILL · CNC · VMC · CARBIDE · PRECISION · Ø8.5 · Ø10 · Ø12 · Ø16 · Ø20 · Ø25 · Ø32 · Ø40 · Ø50 · Ø63 · Ø70 ·
TF TOOLFLUX
Ø8.5mm
Ø70mm
Ø50mm
Ø32mm
Ø20mm
TFX-P25
ISO P · Steel · AlTiN
TFX-M35
ISO M · Stainless · TiSiN
TFX-K20
ISO K · Cast Iron · TiCN
SUPER-U
General Purpose
HYPER-U
High Performance
AlTiN
TiSiN
Through-Coolant
TiCN
H7 Tolerance
2D · 3D · 5D
TFX-P25 ISO P · Steel & Alloy Steel · AlTiN / TiAlN coating · High wear resistance · Up to 280 HB
TFX-M35 ISO M · Stainless Steel · TiSiN coating · Reduces built-up edge · Work-hardening resistant
TFX-K20 ISO K · Cast Iron · TiCN coating · Excellent abrasion resistance · Dry machining capable
TFX-U15 ISO N · Aluminium & Non-ferrous · Polished / Uncoated · Smooth chip evacuation
TFX-S30 ISO S · Titanium & Superalloys · Ultra-sharp geometry · Low cutting force · Vc 30–60 m/min
TFX-H15 ISO H · Hardened Steel · CBN tips · Up to 60 HRC · Zero-rake geometry · Superior finish
U-DRILL SUPER-U & HYPER-U · Ø8.5–70mm · 2D / 3D / 5D · SPMG & WCMX inserts · Through-coolant
Same-day Dispatch
All stock items · Order before 2 PM
On-site Engineering Support
We visit your shop floor · Pan-India
ISO-Grade Carbide
P · M · K · N · S · H group coverage
Application Guarantee
Wrong tool? We make it right.
✦Carbide Turning Inserts✦Milling Inserts✦Threading Inserts✦Grooving Inserts✦U-Drill SUPER-U · HYPER-U✦End Mills · Ball Nose✦Solid Carbide Drills✦Indexable Holders✦Turning Holders✦TFX-P25 · M35 · K20✦CNC · VMC · HMC · Conventional ✦Carbide Turning Inserts✦Milling Inserts✦Threading Inserts✦Grooving Inserts✦U-Drill SUPER-U · HYPER-U✦End Mills · Ball Nose✦Solid Carbide Drills✦Indexable Holders✦Turning Holders✦TFX-P25 · M35 · K20✦CNC · VMC · HMC · Conventional
01 · Who We Are

Precision
Engineering
Partners.

Application engineers first. We work at your machine, understand your material and tolerances, then specify the exact tool for the job. If it underperforms, we come back and fix the application on-site.

0
Core product families
Same day
Dispatch on stock
Pan India
Delivery coverage
P·M·K·N·S·H
ISO grade groups
What we solve

Click any problem to see the root cause, exact fix, and expected improvement.

01 Chatter & Vibration Turning · Boring · Milling ›
Root Cause
Excessive overhang (L/D >4:1), low spindle rigidity, wrong cutting speed creating resonance, or worn spindle bearings. Interrupted cuts amplify the effect.
Solution
Reduce L/D to 3:1 or less. Use anti-vibration boring bar for deep bores. Increase nose radius to 0.8mm. Reduce DOC 30% and increase feed. Adjust RPM ±15% to escape resonance band. Switch to positive geometry insert — our TFX-M35 with PF chipbreaker.
Improvement
Surface finish improves from Ra 3.2 → Ra 0.8. Tool life increases 2–3×. Eliminate noise and edge micro-chipping. Achievable within one setup change.
✓ Ra improves 4× — achievable in same setup
02 Insert Chipping & Micro-fracture Turning · Milling · Interrupted Cut ›
Root Cause
Interrupted cuts (keyways, cross-holes, castings with hard skin), excessive feed rate, wrong entry angle, or grade too brittle for the application. Scale on forgings is a major cause.
Solution
Switch to a tougher grade — TFX-P25 for steel interruptions, TFX-M35 for stainless. Use a ramping entry at 45° instead of plunge. Reduce feed at tool entry by 50% for first 2mm. Use negative land (T-land) geometry for forging scale cuts.
Improvement
Edge life increases 3–5×. No sudden breakage mid-run. Consistent tool life enables planned insert changes rather than reactive stops.
✓ Edge life 3–5× longer with grade + entry fix
03 Insert Burning & Thermal Deformation Turning · Drilling · Stainless · Ti ›
Root Cause
Cutting speed too high, poor coolant coverage at the cutting zone, low thermal conductivity materials (stainless, titanium, Inconel) trapping heat in the insert tip. Cratering follows immediately.
Solution
Reduce Vc by 15–20%. Confirm coolant jet hits the rake face — not the flank. For stainless/titanium: mandatory through-coolant or high-pressure coolant ≥60 bar. Switch to AlTiN or TiSiN coating (TFX-M35 for SS, TFX-H15 for hardened). Never run dry on ISO M/S materials.
Improvement
Insert life increases 2–4×. Eliminates thermal cracking and sudden nose failure. Predictable, consistent tool change intervals.
✓ 2–4× insert life with correct Vc + coolant
04 Built-up Edge (BUE) Turning · Milling · Low-Carbon Steel · Aluminium ›
Root Cause
Workpiece material (mild steel, aluminium, copper) welds onto the cutting edge at low cutting speeds. The deposited material periodically breaks away, tearing the surface and causing dimensional inconsistency.
Solution
Increase Vc above 120 m/min (BUE disappears at higher temperatures). Use PVD-coated insert — TFX-P25 TiAlN for steel, polished uncoated TFX-U15 for aluminium. Switch to sharp, positive-rake geometry. Flood coolant to flush chips away. For Al: sharp edge, high Vc (250+ m/min).
Improvement
Surface finish improves from Ra 3.2 → Ra 0.8. Dimensions become stable and repeatable. No more unpredictable tearing or gouging marks.
✓ Stable Ra 0.8 — eliminate tearing and size drift
05 Poor Surface Finish (Ra Out of Tolerance) Turning · Boring · Fine Milling ›
Root Cause
Nose radius too small, feed per rev too high, spindle runout >0.02mm, worn insert, chatter (see 01), or wrong chipbreaker geometry for the material and DOC combination.
Solution
Use Ra formula: Ra ≈ fn²/(8×rε) — increase nose radius from 0.4 → 0.8mm and reduce feed by 30% for immediate Ra improvement. Check spindle runout with dial indicator — must be <0.015mm. Use finishing-geometry insert (CCMT 09T304 or DCMT 11T304). Last pass: fn ≤ 0.1mm/rev.
Improvement
Achieve Ra 0.4–0.8 µm consistently. Eliminate secondary finishing operations. Direct improvement to component reject rate.
✓ Ra 0.4–0.8 µm — eliminate post-finishing ops
06 Drill Walking, Wandering & Oversize Holes Drilling · CNC · VMC ›
Root Cause
No pilot hole on curved or inclined surfaces, drill runout >0.04mm, too high feed at entry, unequal cutting forces from uneven web, or dull drill being pushed rather than cutting.
Solution
Always use spot drill or center drill first on flat surfaces. On inclined surfaces: pre-mill a flat. Reduce feed to 50% for first 2mm of entry, then ramp to full feed. Check drill runout in holder — must be <0.03mm. Use through-coolant drill for depths >3D. Use TFX-P25 grade solid carbide drill — self-centering point geometry.
Improvement
Positional accuracy within ±0.05mm. Hole diameter within H7 tolerance. Eliminate reaming requirement in many cases.
✓ ±0.05mm positional accuracy, H7 hole quality
07 Insert Cratering & Rapid Rake-Face Wear Turning · Stainless · Alloy Steel ›
Root Cause
Chemical diffusion wear between insert and workpiece at high temperatures — worst in steel and stainless above 900°C. CVD-coated grades resist this; PVD-only grades crater faster in continuous steel turning.
Solution
Switch to CVD (Al₂O₃ layer) coated grade — TFX-P25 for steel turning uses CVD Al₂O₃ which directly resists diffusion. Reduce Vc by 10–15% to drop interface temperature. Improve coolant to direct chip away from rake face. Avoid positive geometry in continuous heavy cuts — use -6° land for crater protection.
Improvement
Predictable, gradual VB wear instead of sudden crater breakthrough. Tool life becomes consistent — plan changes every N parts instead of random failures mid-run.
✓ Predictable tool life — plan changes, not emergencies
08 Stainless Steel Work Hardening Turning · Milling · SS304 · SS316 ›
Root Cause
Austenitic stainless work-hardens rapidly in the cutting zone. If the tool dwells, rubs, or cuts at too shallow a DOC, the material under the tool hardens faster than the tool can cut — causing instant edge failure.
Solution
Use TFX-M35 (TiSiN coated, ISO M grade). Keep DOC >0.15mm always — never allow rubbing. Maintain continuous feed — never dwell. Keep Vc 70–100 m/min for turning, 50–70 m/min for milling. Use sharp, positive-rake geometry. Through-coolant mandatory for drilling stainless >2×D.
Improvement
3–4× insert life improvement. Eliminate sudden edge failures. Consistent chip formation and predictable finish on 304/316 components.
✓ 3–4× tool life — no more sudden failure on SS
09 Thread Tearing & Gauge Rejection Threading · Turning · Tapping ›
Root Cause
Wrong infeed method (radial instead of flank infeed), dull insert, incorrect nose radius for thread pitch, chip jamming in the groove, or workpiece material sticking to the insert flanks.
Solution
Use modified flank infeed (29° for 60° thread) — never radial infeed on tough materials. Ensure insert nose radius ≤ thread pitch ÷ 2. Use 3–5 spring passes at zero infeed on finish thread. Reduce ap per pass by 15% on final 3 passes. For stainless: TFX-M35 full-profile insert with chipbreaker, flood coolant directed at cutting point.
Improvement
Go/No-Go gauge pass rate reaches >99%. Surface on thread flanks achieves Ra 0.8. Eliminate secondary rework on threaded components.
✓ >99% gauge pass rate with correct infeed method
10 Dimensional Drift & Size Variation Over Run Turning · Boring · High-Volume ›
Root Cause
Gradual flank wear changes effective cutting diameter, thermal expansion of workpiece or spindle during long runs, insert seating inconsistency when indexing, or chip re-cutting affecting finish diameter.
Solution
Implement proactive offset correction — measure every 20 parts, adjust ±0.01mm offset before drift reaches tolerance limit. Use inserts with tighter VB control — TFX-P25 CVD grade shows linear, predictable wear. Warm up spindle 10 min before first part. Use air blast to clear chips from cutting zone.
Improvement
Cpk improves from 1.0 → 1.67+. Scrap rate drops to <0.3%. Enables unattended running of multi-part cycles.
✓ Cpk 1.67+ — enables unattended production
Our commitment
If the tool we recommend doesn't perform as specified, we come back — no charge. We stand behind every application recommendation we make.
TURNING
·
MILLING
·
DRILLING
·
BORING
·
THREADING
·
GROOVING
·
REAMING
·
TAPPING
·
02 · Product Range

Complete
Carbide
Tooling.

Six product families covering every machining operation. Select a category below — full specifications, grades, geometry options and size ranges. Every product backed by application support.

01
Carbide Inserts
Turning · Milling · Threading · Grooving · Drilling
02
End Mills
Square · Ball Nose · Corner Radius · Roughing
03
Carbide Drills
Solid · U-Drill SUPER-U & HYPER-U
04
Indexable Holders
High-Feed Milling · Shoulder · Boring
05
Turning Holders
External · Internal · Parting · Threading
06
U-Drill System
SUPER-U · HYPER-U · Ø8.5–70mm
TOOLFLUX Turning Inserts
01 · Carbide Inserts
Carbide Inserts
Turning · Milling · Grooving · CBN · Threading · Drilling Inserts.
Turning Inserts
CNMG · DNMG · VNMG · WNMG · CCMT · DCMT · TNMG · TFX-P25 (Steel) · TFX-M35 (Stainless) · TFX-K20 (Cast Iron)
→
Milling Inserts
APMT · SEKT · SEET · RPMT — face, shoulder & high-feed
→
Threading Inserts
Full profile & 60° — Metric, BSP, UN, ACME, NPT
→
Grooving & Parting
External · Internal · Face grooving — 2 / 3 / 4 / 5 mm · TFX-P25 (Steel) · TFX-M35 (Stainless)
→
CBN Inserts — Hardened Steel
TFX-H15 & TFX-H10 · Up to 60 HRC · Zero rake geometry · Finishing & semi-finishing · Stable at high Vc
→
Drilling Inserts
SPMG · WCMX — U-Drill bodies, Ø12.5–70mm, L/D2-D5
→
TFX-P25 · ISO P TFX-M35 · ISO M TFX-K20 · ISO K TFX-U15 · ISO N TFX-S30 · ISO S TFX-H15 · ISO H
Get a Quote 📞 Call Us
Images Coming Soon
02 · End Mills
End Mills
Solid carbide. All metals. All profiles.
Square End Mills
2, 4-flute · Slotting, profiling, pocketing · Ø1–25mm
→
Ball Nose End Mills
2, 4-flute · 3D contouring, die & mould, curved surfaces
→
Corner Radius End Mills
Reduced chipping · Hardened steel, alloys
→
Roughing / Corn Cob
Serrated edge · High MRR in steel and cast iron
→
TiAlN TiCN AlCrN Uncoated
Get a Quote 📞 Call Us
TOOLFLUX Carbide Drills — Solid Carbide, TFX Coated
03 · Carbide Drills
Carbide Drills
Precision Drilling. Reliable Performance.
Solid Carbide Drills
Any required size · AlTiN / TiAlN coated · Through-coolant variants · H7 hole quality · CNC & VMC
→
U-Drill SUPER-U (Indexable)
Ø8.5–Ø70mm · General purpose · 2D / 3D / 5D · SPMG & WCMX inserts
→
U-Drill HYPER-U (Indexable)
Ø8.5–Ø70mm · High penetration rate · Production drilling · 2D / 3D / 5D
→
Application Range
Steel · Stainless Steel · Cast Iron · Aluminium & Non-ferrous · Special sizes & lengths on request
→
Coating & Grade — hover for details
TFX-P25 · Steel TFX-M35 · SS TFX-K20 · Cast Iron TFX-U15 · Aluminium
U-Drill Diameter — click for insert details
Ø8.5mm · SPMG insert · 2D/3D
TFX-P25 TFX-M35 TFX-K20
Get a Quote 📞 Call Us
TOOLFLUX High Feed Milling Cutter
04 · Indexable Holders
High-Feed Milling Cutters
HFMA Rapid Edge · HFMB Force Edge · Fast Milling. Higher Productivity.
HFMA Rapid Edge — High-Feed Milling
D16–D63 · Low cutting force · Face milling, pocket milling
→
HFMB Force Edge — High-Feed Milling
D16–D63 · Heavy-duty · Aggressive roughing, production
→
Shoulder Milling Holders
90° shoulder milling · APMT inserts · D16–D80
→
Anti-Vibration Boring Bars
Damped system · Deep bore L/D up to 10:1
→
TFX-P25 TFX-M35 TFX-K20
Get a Quote 📞 Call Us
Images Coming Soon
05 · Turning Holders
Turning Holders
External · Internal · Parting · Threading.
External Turning Holders
PCLNR/L · MCLNR/L · DCLNR/L · SCLCR/L — 12–32mm shank
→
Internal Boring Bars
S-SCLCR/L · S-SDQCR/L — Ø16–Ø50mm
→
Parting & Grooving Holders
External · Internal · Face grooving — 2–8mm blade
→
Threading Holders
External & internal — 11IR/ER, 16IR/ER, 22IR/ER
→
Get a Quote 📞 Call Us
TOOLFLUX U-Drill
06 · U-Drill System
U-Drill
SUPER-U & HYPER-U · Ø8.5–70mm · 2D/3D/5D.
SUPER-U — General Purpose
Balanced performance · Steel, cast iron · 2D/3D/5D
→
HYPER-U — High Performance
Max penetration rate · Steel, stainless · 2D/3D/5D
→
Diameter — click for insert & L/D details
Ø8.5 · SPMG insert · 2D/3D only
TFX-P25 TFX-M35 TFX-K20
Get a Quote 📞 Call Us
Ø8.5–70
mm Drill Range
D16–D63
Milling Cutters
P·M·K·N·S·H
ISO Grades
2D·3D·5D
Drill Lengths
6
Product Families
TURNINGMILLINGDRILLINGTHREADINGGROOVINGBORINGTAPPINGREAMING TURNINGMILLINGDRILLINGTHREADINGGROOVINGBORINGTAPPINGREAMING
03 · Machining Log App

FREE
MACHINING
LOG APP.

Track every insert's life, log every shift, and know your real cost per component — automatically. No spreadsheets, no guesswork. Works even without internet, and it's free to try for 14 days.

Insert Life Tracking Cost Per Component Works Offline Owner Dashboard
Owner Dashboard
Your whole shop in ten seconds — paused jobs, low stock and insert failures surface the moment you open it.
Real Cost Per Piece
Stop guessing. See exactly what tooling costs you, insert by insert, calculated from what you actually ran.
Owner Reports Print & Sign
One-click A4 efficiency reports — station life, CPC and anomalies. Print it, sign it, file it. Proof for audits and purchase decisions.
See How Machlog Works → Free 14-day trial · Works on phone & PC
04 · Industries & Applications

Tooling for
your
industry.

Every industry has its machining challenges. We understand the material families, tolerance requirements and production constraints of each sector — and we tool accordingly.

Automotive Components
Engine blocks, crankshafts, brake components — high-volume production in cast iron and alloy steel. We spec for repeatability and cost-per-part at scale.
General Engineering & Job Shops
Mixed-material job shops and fabrication units running CNC lathes and VMCs. We cover daily turning, milling and drilling needs with the right grade in stock.
Pump & Valve Manufacturing
Stainless steel 304/316 bodies, precision bores and threads. Demanding surface finishes on difficult materials — exactly what our M-grade inserts are engineered for.
Tool & Die / Mould Making
Hardened tool steel P20, H13 — precision cavity milling, hard part turning. Ball nose end mills and CBN grades. We understand die-making demands precisely.
Medical Device Manufacturing
Titanium Ti-6Al-4V, surgical stainless — tight tolerances, burr-free edges. We specify the correct geometry and coolant strategy for each implant component.
Custom & Special Applications
Unusual materials, interrupted cuts, exotic alloys. If you have a problem nobody else has solved — WhatsApp us and we'll engineer the answer.
05 · Calculator

Your cut.
By formula.

Enter your cutting parameters — Vc, feed, diameter. Get spindle speed and feed rate from exact machining formulas. No guesswork, no lookup tables.

Cutting Speed — Vc
m/min
TFX-P25 (steel): 150–220 · TFX-M35 (SS): 70–110 · TFX-K20 (CI): 180–250 · TFX-U15 (Al): 400–800 · TFX-H15 (hardened): 80–150
Feed per Revolution — fn
mm/rev
Finishing: 0.05–0.12 · Medium: 0.12–0.28 · Roughing: 0.28–0.50
Workpiece Diameter — D
mm
Depth of Cut — ap optional · needed for MRR
mm
Enter Vc, fn and Diameter — results appear here.
Formulas used
n = Vc × 1000 / (π × D)Spindle speed (RPM)
Vf = n × fnFeed rate (mm/min)
MRR = Vc × fn × apMetal removal (cm³/min)
Cutting Speed — Vc
m/min
Solid carbide on steel: 80–160 · on SS: 50–80 · U-drill on steel: 100–140 · on CI: 100–130
Feed per Revolution — fn
mm/rev
Solid carbide Ø8–12: 0.08–0.18 · Ø12–20: 0.15–0.28 · U-drill: 0.08–0.22
Drill Diameter — D
mm
Hole Depth — L optional · for L/D advisory and cycle time
mm
Enter Vc, fn and Diameter — results appear here.
Formulas used
n = Vc × 1000 / (π × D)Spindle speed (RPM)
Vf = n × fnFeed rate (mm/min)
L/D = L / DDepth ratio (for advisory)
t = (L / Vf) × 60Cycle time per hole (s)
Cutting Speed — Vc
m/min
APMT/steel: 160–250 · APMT/SS: 80–130 · Square insert (CI): 150–220 · Round insert (steel): 150–200
Feed per Tooth — fz
mm/tooth
High-feed APMT: 0.80–2.00 · Square insert SEKT: 0.08–0.22 · Round insert RDMT: 0.06–0.18
Cutter Diameter — D
mm
Number of Teeth / Inserts — z
teeth
Axial Depth — ap optional · for MRR
mm
Radial Depth — ae optional · for MRR
mm
Enter Vc, fz, Diameter and number of teeth — results appear here.
Formulas used
n = Vc × 1000 / (π × D)Spindle speed (RPM)
Vf = n × z × fzTable feed (mm/min)
fn = fz × zFeed per rev (mm/rev)
MRR = Vf × ap × ae / 1000Metal removal (cm³/min)
TOOLFLUX Insert
Insert Price (₹)
₹
Cutting Edges per Insert
edges
CNMG = 4 · TNMG = 3 · VCMT = 2 · Grooving = 2
Parts / Holes per Edge
parts
Current Tooling
Their Insert Price (₹)
₹
Their Cutting Edges
edges
Their Parts / Holes per Edge
parts
Fill both columns and press Compare — see exact cost per hole side by side.
Formula used
CPP = Price / (Edges × Parts per Edge)Cost per part (₹)
Saving = Competitor CPP − TOOLFLUX CPP₹ saved per part
Monthly saving = Saving × monthly volume₹/month
Note: Tooling cost only. Real savings also include reduced machine downtime, fewer rejects and faster cycle times. Call +91 8660234766 for a full cost-per-part analysis at your machine.
06 · Machinist's Notebook

Real problems.
Direct answers.

Field notes from our application engineers. The same advice we give standing at your machine.

Troubleshooting

Why Your Inserts Are Failing Before Time

The culprit is almost never the insert itself. Grade mismatch, wrong cutting speed, interrupted cut geometry — learn the 6 real causes.

5 min read
Grade Selection

Steel vs Stainless: The Grade Question Every Machinist Gets Wrong

ISO P and ISO M look similar on a spec sheet. In a cut, they behave like completely different metals. Here's why it matters.

7 min read
Drilling

L/D Ratio: Why Deep Hole Drilling Fails — and How to Fix It

Going deeper than 3xD without adjusting feed and speed is the fastest way to break a drill or get an oversize hole. The numbers that actually work.

4 min read
Ask a Machining Question →

07 · Contact

Tell us
your
problem.

WhatsApp is the fastest way to reach us. Describe your material, machine, operation and what's going wrong. You'll get a specific recommendation for your setup, usually the same day.

WhatsApp — fastest response
+91 86602 34766
Phone & WhatsApp
+91 8660234766
Email
toolflux@gmail.com
Address
54, Laxmi Colony
Vidyanagar, Hubli — 580021
Karnataka, India
Working Hours
Monday – Saturday
9:00 AM – 6:30 PM IST
WhatsApp monitored beyond hours for urgent queries
Delivery Coverage
Pan-India delivery
Dispatch from Hubli, Karnataka
Same-day dispatch from Hubli
·TOOLFLUX·+91 8660234766·toolflux@gmail.com·Hubli, Karnataka 580021·Same Day Dispatch·All Machine Types·Application Guarantee ·TOOLFLUX·+91 8660234766·toolflux@gmail.com·Hubli, Karnataka 580021·Same Day Dispatch·All Machine Types·Application Guarantee
Product Details
Specifications
Grades & Coatings
Applications