7/16 x 5-1/2-In. Cobalt High-Speed Drill Bit Lime 4 each non-metallic knock outs

4 each non-metallic knock outs

Historically

Want a switch closer to your bed or one that's reachable when you walk into your front door

preserves seals and pistons

7/16 x 5-1/2-In. Cobalt High-Speed Drill Bit Lime 4 each non-metallic knock outsMaster 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.