Countersink type KV

Back to Granlund Counterboring system

2 flute countersink with indexable inserts.

Important!
● The countersink KV conotip should always be used combined with type R or RS, roller pilots. The shank of the holder is recommended not be smaller than MT3.

Recommended working material for Countersink type KV

● Steel ● Cast iron

● Bronze/Brass ● HARDOX

Size 0 ø20,5-25 mm For carbide Inserts Tolerance +0,2-0 Flute 22 mm ø mm SKU - 90° 20,5 25,0 0KV9-20,5 0KV9-25,0

Size 1 ø26-30 mm For carbide Inserts Tolerance +0,2-0 Flute 28 mm ø mm SKU - 90° 26,0 30,0 1KV9-26,0 1KV9-30,0

Size 2 ø32-60 mm For carbide Inserts Tolerance +0,2-0 Flute 33 mm ø mm SKU - 60° 41,0 2KV6-41,0 ø mm SKU - 90° 32,0 38,0 40,0 50,0 60,0 2KV9-32,0 2KV9-38,0 2KV9-40,0 2KV9-50,0 2KV9-60,0

Inserts for KV

● Carbide quality PK40. All insert are coated in several layers (TiCN-TiC-TiN).
● The GRANLUND inserts have special chipbreaking angel for optimum chip control.

SKU Size of tool D Size of insert Radius TPMT-07T TPMR-07T TPGR-07T TPMR-07H 20-25 mm 20-25 mm 20-25 mm 20-25 mm 07 07 07 07 0,4 mm 0,4 mm 0,4 mm 0,4 mm ● ● ● ● TPMT-10T TPMR-10T TPGR-10T TPMR-10H 26-40 mm 26-40 mm 26-40 mm 26-40 mm 10 10 10 10 0,4 mm 0,4 mm 0,4 mm 0,4 mm ● ● ● ● TPMT-17T TPMR-17H 41-60 mm 41-60 mm 17 17 0,8 mm 0,8 mm ● ●