$19.99 - $11.89
(as of Jun 24,2021 06:42:55 UTC – Details)
HIGH QUALITY CARBIDE MATERIAL: The center drill bit is made of HSS M2. Compared with ordinary high speed steel, M2 material can prolong the service life, enhance wear resistance and remove chippings clearly. HSS are harder and tougher than other materials.
PLAIN STYLE 60°ANGLE: Center drill bit can be used to process the centering hole and countersink of general material. Plain style 60°angle can guide twist drill bits to process holes.
SPIRAL FLUTE: Spiral groove helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cooler drilling process. The precision ground surface is corrosion resistance to achieve better using effects and prolong the working life.
WIDE APPLICATIONS: It is suitable for mold steel, carbon steel, cast iron, stainless steel, thread mold, a material with high hardness, wear-resistance and toughness for precise positioning before drilling, so as to facilitate the efficiency of subsequent drilling.
SET INCLUDING & LIFETIME GUARANTEE: Total 5 pieces center bits(#1,#2,#3,#4,#5) with Box Package can be used to drill holes in different sizes. We stand behind all of our high quality products so we offer a lifetime No Question on our drill bits. Please contact us (through Amazon if past the standard return window) and we will be pleased to assist you.