20056

20056 "N9MT11T3CT NC40 N9 Spot Drill Insert for 90°NC Spot Drlll holder series# 99616-14
DMAX (0.511");S:3.97
Re:0.8 (0.31")
Tmax:7 (0.276")
Coating:TiN;Grade:p35
4 cutting edges per insert 
for all unhardened steels and cast irons