Spyder 19021 Mach-Blue 1/4-in 9-Step Drill Bit (1/4-in to 3/4-in) Subcategory:Drilling & Driving & Boring, Driving, & Boring DCL050: Increased durability and a

DCL050: Increased durability and a non-marring surface for the jobsite with over-molded lens cover

Country of Origin: Taiwan

even cuts with an original swordfish blade design

Case Gross Weight (LB)42

and ultra-sharp carbide tipped teeth for crisp

Spyder 19021 Mach-Blue 1/4-in 9-Step Drill Bit (1/4-in to 3/4-in) Subcategory:Drilling & Driving & Boring, Driving, & Boring DCL050: Increased durability and aProprietary Mach Blue Armor Plating is a super hard surface plating that retains sharper cutting edges, and reduces heat build up and cutting friction resulting in faster cuts and exceptionally long drill life. Impact rated 1 4 speed hex won't slip in conventional 3 jaw chucks and ideal for use in quick change impacting power tools. Optimized 135 self centering split point cutting geometry won't walk or wander even on pre hardened or curved surfaces.