Mitsubishi K KSD Cobalt Stainless Steel Machining Straight High Speed ​​Drill 7.7mm KSDD0770 10 Pieces

Catalog number: KSDD0770 Features: ● The cutting edge is sharp, making it especially suitable for machining stainless steel with a hardness of 200HB or less. Applications: ● Workpiece: mild steel, general steel, stainless steel, light alloys. Specifications: ● Blade diameter (mm): 7.7 ● Groove length (mm): 81 ● Total length (mm): 116 ● Shank diameter (mm): 7.7 ● Effective machining depth: 3 to 5D (blade diameter x 3 to 5 times) Material/Finish: ● Cobalt high-speed steel (CO HSS)