Holder
● Balance grade: G6.3 10000 r.p.m.
Insert
+ Spot pre-drilling for size : M4~M10 (1/4-20 UNC, 5/16-18 UNC and 3/8-16 UNC.)
+ Time saving! 1 process provides 2 applications
+ Fully ground cutting edge and relief angle.
+ Each insert has 2 cutting edges.