Working Hole Ultimate Bits Ceramic Punching 6-12mm Drill Glass Multifunctional Tools & Home Improvement Juegos De Herramientas Pequeñas

W-type slot design provides low resistance resulting in faster & smoother drilling and easier chip removal. 6542 Carbide and durable alloy with reinforced head bit cracking and provide longer life. size:(6-12mm）：6/8/10/12mm Triangular shank allows drill bits to be held tightly and slip. Wide usage Universal Strong carbide tip with spear pointed design can easily drill through various materials like tile concrete brick glass plastic wood etc. Multifunctional Drill Bits is made of industrial-grade 6542 Carbide and durable alloy to perform excellent high-speed drilling. With W-type slot design it allows easier chip removal and reduces resistance resulting in smoother drilling. -slip shrank 5 x Multifunctional Drill(6 6 8 10 12mm) material Material: Hard Alloy Top Corner: 135° Diameter: 6-12mm Easy chip removal Can be installed in any standard electric drills. for everyday drilling on multiple materials including steel alloy tile concrete brick glass plastic wood and more.