About the MGMN150 Grooving cut off inserts: cutting width:0.06"(1.5mm), design for steel
About the holders:Material: 40Cr-42CrMo , HRC42-46 , imported steel .shank dia: 3/8"
Contained in plastic boxes, easy to store, waterproof, rust-proof, and anti-oxidation.
lt ls Processed By lmported Technology And Has The Advantages Of High Hardness, Strong Wear ResistanceHigh Smoothness, Not Easy To Stick To The Knife, And Smooth Chip Removal.