Carbide Tip Masonry Drill Bit Set Pack:5/16" (2 pcs) Built to Last: With dual-layer

Built to Last: With dual-layer latex coating that extends over the thumb

Speed and Smooth Cutting: The increased thickness of the diamond coating at the tip ensures greater diamond exposure

We have also designed a special PU skirt at the wrist to make our gloves even warmer and windproof

Comfort and Utility - Flexibility

Manganese phosphate surface to prevent rust

Carbide Tip Masonry Drill Bit Set Pack:5/16" (2 pcs) Built to Last: With dual-layerDurable Industrial Grade Carbide Tips For longevity, excellent abrasion resistance will stay sharper and make the drilling much easier; Cut Perfect Circles Holes U type slot design with fast drilling dust removal; 3 flats shank allows the drill bit to be held tightly and stably in a power drill; Multiple Application Ideal for fast and efficient drilling through Tile, Brick, Cement, Concrete, Glass, Plastic, Wood, etc.; Various Size Available Fits most