Midland Tools
CNMA120412 Turning Insert — Atomix
CNMA120412 Turning Insert — Atomix
Price shown is for 1 loose insert piece.
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Sold loose: price shown is for 1 insert piece.
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CNMA120412 Turning Insert — Atomix
Atomix CNMA120412 carbide turning insert (80° Diamond, 0° clearance) — designed for CNC lathe turning, boring and facing on shafts, bushings and precision components. Positive rake geometry and precision-ground edges cut cleanly through carbon steel, stainless steel, cast iron, and hardened materials up to HRC 45. Loose single insert piece.
Also searched as: CNMA120412 insert, CNMA120412 tip, carbide turning bit, CNMA CNC tip.
Specifications
| ISO Code | CNMA120412 |
| Shape | C — 80° Diamond |
| Clearance | N (0°) |
| Dimensions | IC 12.7 mm, thickness 4.76 mm, nose radius 1.2 mm |
| Pack size | Loose single insert piece |
| Brand | Atomix |
Typical cutting parameters
| Workpiece | Vc (m/min) | Fn (mm/rev) | Ap (mm) |
|---|---|---|---|
| Carbon steel | 140–220 | 0.08–0.25 | 0.3–2.0 |
| Stainless steel | 80–160 | 0.08–0.20 | 0.3–2.0 |
| Cast iron | 100–200 | 0.10–0.30 | 0.5–3.0 |
| Hardened steel (HRC 45) | 60–120 | 0.05–0.15 | 0.2–1.0 |
Starting values — adjust for rigidity, coolant, and finish requirement.
Dispatch: Same day from Chandni Chowk, Delhi. India-wide shipping.
Need a grade not listed, cross-brand help, or a bulk quote? WhatsApp us at +91 70111 82829 — typical reply within 30 minutes during shop hours.
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