Sintered Diamond Hole Saw Core Drill Bit Round Shank Diamond Hole Drill Bit
Using diamond sintering process，durable，good quality
No risk of segment-off
High efficiency
Sharp
Long service life Solid drilling bits less chips，not easy to break off
High grade and special bond matrix extends drilling life and improve the working efficiency
Description
Dia：22-500mm
Teeth height：8/10mm
Length:300-500mm
UNC 1-1/4″,BSP1/2″