These Mechanics Length Drill Bits have a shorter overall length, in-between a jobber and screw machine drill, which allows access to those jobs in tight spaces. The shorter length results in a sturdier, more rigid drill that is less prone to breakage.
Step HSS Drill Bits
Step HSS Drill Bits
Step drill bits are designed to enlarge a hole as the bit drills through the sheet metal. Each step on the bit is larger in diameter than the step before. Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates. Pilot hole required.