7/16 x 5-1/2-In. Cobalt High-Speed Drill Bit Nu Finish One-piece brass alloy contact arm

One-piece brass alloy contact arm for reliable electrical performance

Call your local solid waste agency for local disposal options

6 screw holes provided for installation versatility

Wash thoroughly with soap and water after handling

Comfortable

7/16 x 5-1/2-In. Cobalt High-Speed Drill Bit Nu Finish One-piece brass alloy contact armMaster Mechanic, 7 16" x 5 1 2", High Speed Steel With Cobalt Drill Bit, 135 Split Point Design With 4 Cutting Edges Allows Quick Penetration & Eliminates Walking, 8% Cobalt Content Provides Heat Resistance & Delivers Maximum Cutting Efficiency At Temperatures In Excess Of 1000&degree. F., Recommended For Drilling In Hard Metals Such As Heat Treated Steel, Stainless Steel, Chrome, Manganese Steel Plus Titanium & Armor Plate, Carded.