Heavy-Duty Drill Bit Set – For Metal, Tile, Concrete, Glass & Wood

SAVE TIME and EFFORT for your metal/wood drilling project! Ultimate Drill Bit is made of industrial-grade 6542 HSS Carbide and durable alloy to perform excellent high-speed drilling. A W-type slot design, it allows for easier chip removal and reduces resistance, resulting in smoother drilling. Ideal for everyday drilling on multiple materials, including steel, alloy, tile, concrete, brick, glass, plastic, wood, and more. Product Features: Premium material 6542 HSS Carbide and durable alloy with reinforced head prevents bit cracking and provide longer life. Wide usage: A strong carbide tip with a spear-pointed design can easily drill through various materials like tile, concrete, brick, glass, plastic, wood, etc. Easy chip removal, W-type slot design provides low resistance, resulting in faster & smoother drilling and easier chip removal. Anti-slip shank Triangular shank allows drill bits to be held tightly and prevents slip. 4 Different sizes 10 x 6mm(1/4"), 10 x 8mm(5/16"), 5 x 10mm(3/8"), 5 x 12mm(1/2"). Universal can be installed in any standard electric drill. Product Specs: Material: Hard Alloy Blade Top Corner: 135° Blade Diameter: 6-12mm Package Includes: 4 drill bits (6/8/10/12mm) Recommendations: When drilling hard materials such as glass, porcelain floor tile, marble, granite, etc, please use water for lubrication.