13pcs M35 Hss Steel Twist Drill Cobalt Bits Co Stainless Set

Description

Easy to apply and store: Metal drill bits, are equipped with a portable plastic box for easy storage and organization Durable material: The industrial grade 6542 high-speed steel bit set is harder than the 4241 high-speed steel bit sets; 5% cobalt can improve wear resistance and durability Process and angle: fully ground spiral groove, 135° accurate and fast, no center punch is needed Application: Very suitable for cutting hard metals, such as stainless steel, and other softer metals.