Century Drill and Tool 27200 13-Step Unibit Drill Bit Zirconium Coated

The Century Drill and Tool 27200 is a professional-grade 13-step unibit drill bit featuring a durable zirconium nitride coating for extended tool life and superior performance. This step drill bit is designed to drill multiple hole sizes with a single bit, eliminating the need for multiple drill bits and bit changes.

Key Features:

• 13 precisely machined steps for drilling holes from 1/8" to 1/2" in 1/32" increments
• Zirconium nitride coating provides hardness and heat resistance for longer bit life
• Self-starting split point tip prevents walking and ensures accurate hole placement
• Ideal for drilling clean, burr-free holes in thin materials including sheet metal, plastic, and wood
• 1/4" shank fits standard drill chucks and quick-change holders
• Laser-etched size markings for easy identification of each step

This versatile step drill bit is an essential tool for electricians, HVAC technicians, auto body professionals, and DIY enthusiasts working with thin gauge materials up to 1/8" thick. The stepped design creates clean holes without the need for deburring.