1. Masonry drill bit set, industrial strength carbide bit tip, wear-resistant, durable. These cement drill bits can easily penetrate a variety of materials such as glass, concrete, marble, plastic, brick, tile, wood and cement, etc. 2.
1. Masonry drill bit set, industrial strength carbide bit tip, wear-resistant, durable. These cement drill bits can easily penetrate a variety of materials such as glass, concrete, marble, plastic, brick, tile, wood and cement, etc. 2.