1/4-20NC Drill/Tap Bit for Electrical and Lighting Solutions

The 1/4-20NC Drill/Tap Bit by Greenlee is a precision tool designed for efficient hole drilling, tapping, and deburring in one operation. Ideal for electrical distributors and switchgear suppliers, this bit supports work on mild steel, copper, brass, and aluminum up to 10 gauge thickness. Its high-speed steel construction and high-quality hex shank provide durability and strong connection for power drills, streamlining wire and cable installations and other electrical applications.

Specifications

• Material thickness: 10 gauge
• Material type: mild steel, copper, brass, aluminum
• Shank: 1/4” quick change hex
• Drill Material: high speed steel
• Drill point: split point with web thinning
• Dimensions (L x W x H): 5.65 in x 2.7 in x 0.95 in
• Product Weight: 0.0500 lbs
• Country of Origin: China
• Manufacturer: Greenlee
• Manufacturer Part #: 50176161

Features

• Complete hole drilling, tapping, and deburring/countersinking in one operation with power drill
• Back taper beyond tap to prevent thread damage from over-drilling
• Deburr/Countersink provided on bit beyond back taper
• Made from high-speed steel for longer life compared to carbon steel
• High-quality hex shank ensures strong connection to drill chuck
• Designed to tap up to 10 gauge metal

Downloads & Links

• Spec Sheet