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Insert, CCMT-21.51 Carbide 

Insert, CCMT-21.51 Carbide
  • Coated carbide
  • 80° diamond, 7° relief
  • 40°-60° single countersink, single-sided chip breaker
  • 0.0156" (1/64") corner radius
  • ANSI: CCMT21.51, ISO: CCMT060204
Part Number: 1781
Weight: 0.01 lb

Price: $4.95

In stock
Quantity:
CCMT-21.51 carbide insert is a 80° diamond with a 7° relief. The center hole is a 40°-60° single countersink, and a single-sided chip breaker.

It has an inscribed circle (IC) of 0.25" (1/4"), a thickness of 0.094" (3/32"), and a corner (nose) radius of 0.0156" (1/64").

The insert is designated CCMT21.51 (ANSI) or CCMT060204 (ISO). For a list of compatible LittleMachineShop.com products, see the Compatibility tab.

Inserts are sold individually—no need to buy a pack of 10 inserts.

Chris Chris' Tips
Insert CCMT-21.51
ANSI CCMT21.51
ISO CCMT060204

Make sure you get the correct inserts and retaining screws for your indexable turning tools.

Our chart of indexable inserts shows which inserts and which screw to use with each of our indexable tools.

Insert CCMT-21.51
ANSI CCMT21.51
ISO CCMT060204

insert CCMT-21.51
Inscribed Circle  ∅ IC 1/4"
Corner Radius R 1/64"
Clearance Angle C
Thickness T 3/32"
Length L 1/4"
Hole / Chip Breaker ∅D 7/64" / single