Page 228 - yt
P. 228
COUNTER BORE
SERIES Features Description Patent design with carbide strip on the head to improve cutter toollife.Most economical with 4 cutting edge insert. 4 in 1 counterbore reduce machinging process from 4 steps to 2 steps. Counter Bore : M8-M36 Counter Bore with chamfer: M8-M36 4 In 1 Counter Bore: M3-M12