M35 Cobalt Reduced Shank 1PC 24mm-40mm(24/24.5/25/26/27/28/29/30/31/32/33/34/35/36/37/38/39/40mm) Drill Bits 1/2" inch Dia HSS Cobalt 5% Drill Bit For Stainless Steel Cobalt Drill Bits

Features:Size: 24mm-40mm: 24, 24.5, 25, 25.5, 26, 26.5, 27, 27.5, 28, 28.5, 29, 29.5, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40mmShank Diameter: 1/2 inch =12.7mm Length: about 150mm QTY: 1pc , Not a set, the price is for 1 piece, please choose the size you need.100% Brand New and High QualityMaterial: HSS 5% cobaltUsing high-quality high-speed steel, through special treatment, processed iron, steel, plastic, wood, copper, stainless steel, aluminum and other metal materials.Durable, mainly used for bore machiningSpecifications: