31/64 x 5-7/8-In. Cobalt High-Speed Drill Bit Battery Starters With double thick sponge gasket

With double thick sponge gasket for a positive seal on even the most difficult 2-bolt tank to bowl combinations

dimensions: 144

Hardened teeth are designed to grip from any angle

drops particles to bottom of the pool

31/64 x 5-7/8-In. Cobalt High-Speed Drill Bit Battery Starters With double thick sponge gasketMaster Mechanic, 31 64" x 5 7 8", 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.