Step Bit Set, 1/8"/3/16" - 1/2"/7/8"/1-1/8" Machinist Rulers head or shaft

head or shaft

Precision cutting edges require less force and prevent material from slipping

Chamfered edges ensure smooth socket engagement

Ideal for splicing applications on surfaces that are difficult to adhere too

Step Bit Set, 1/8"/3/16" - 1/2"/7/8"/1-1/8" Machinist Rulers head or shaftDurable split point tip for fast, accurate material penetration Patented split step design optimizes chip load for fast, smooth cutting, and more holes per charge Progressive cutting edges provide balanced aggression to maximize torque efficiency and minimize stalling Improved double flute design for superior chip evacuation, cutting speeds and tool life Three flat shank for all 1 2 drill chucks Laser markings for quick, easy product and size