3-12mm Drill Bit For Concrete Wall Pieces Multi-Material Tungsten Carbide Drill Bit Set For Porcelain Plastic Masonry

★ Name: Cross -Delta opening drill★ Application range: It can be used for dry diamonds such as wood, plastic, foam bricks, glazed bricks, red bricks, antique bricks, mixed soil and other materials.★ Specification parameters:1. Material: alloy2. Color: Black3. Size: model 3mm to 10mm4. total product quantity: average 0.02kg5. Compatible equipment: lithium battery drill/flashlight diamond/platform diamond★ Functional effects (characteristics): alloy steel knife head, hard four -blade alloy, non -slip triangular handle design.★ The set contains: 1*Triangle opening drill★ Notice:1. Due to manual measurement, please allow a difference of 1-5 mm, thank you.2. Due to the differences between different display, the picture may not reflect the actual color of the product.