10Pcs 4 Edge Serrated Concrete Drill Bit 5-12mm Serrated Eccentric Masonry Bits for Concrete Glass Brick Cement Tile Marble Wood

Highlight description: Clean Drilling on Fragile Surfaces ：Tungsten steel alloy drill bits create neat , precise holes in glass , tiles , wood , marbles and other fragile items , lowering the risk of cracks or damage​ Long Lasting and Time Saving ：Made with fine makings , it’s strong enough for repeated use . Drills quickly , helping conserve time and effort in construction or renovation projects​ Multi Size for Versatile Tasks ：The multi size set covers various specs , suitable for makings from granite and quartz to tiles and acrylic , ensuring you have the right drill bit for each task​ Stable Design ：Newly upgraded sawtooth drill bits with multi size head design drill more stably and last long . Unique cutting thread design delivers clean , smooth threads precisely , reducing the need for extra tools or steps​ Wide Compatibility ：Compatible with most common electric drills . Ideal for dry drilling through tiles , porcelain , bathroom tiles , marbles , glass , granite , stone , brick and more , fitting DIY lovers and professional craftsmen

Detailed description: Material: Tungsten Steel Size: 3/16'' , 1/4'' , 5/16'' , 3/8'' , 1/2'' Cutting Diameter：5mm to 12mm Shank Type：Hex Note: 1. There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color 2. Please allow slight dimension differences due to manual measurement

Parts List: 2 x 3/16 Drill Bits 4 x 1/4 Drill Bits 2 x 5/16 Drill Bits 1 x 3/8 Drill Bit 1 x 1/2 Drill Bit 1 x Customized Plastic Box