GSTK Upgraded Heavy Duty Carbide Hole Saw 135mm|5-5/16",Metal Steel Hole Saw Drill Bit,TCT Hole Cutter-Alloy Hardness Upgraded, Life Upgraded, Ideal for Stainless Steel, mild Steel, Iron, Copper,etc

Features

• 【Product Specifications】：Cutting diameter: (135mm|5-5/16") Cutting deapth:63/64"(25mm);Shank Dia: 10mm ;In the package Includes a drill, and 2 springs
• 【Latest improvements】: professional grade drilling, upgraded the blade of the alloy, so that the sharpness, product life greatly exceeded other styles on the market, than the other same alloy opener service life of about 5 times longer than. Process improvements make the product drain better, faster heat dissipation, and smoother.
• 【Fast & Precise Cuts】: the use of three blade design, noise compared to other home single blade, noise is lower, cutting more smoothly. Alloy blades are tilted 5 °, making cutting easier.
• 【Wide Application】Ideal for stainless steel, metal, iron, and plastic, aluminum, FRP, etc. so on. (test for your reference: it apposite to cut a hole on 3mm stainless steel,15mm iron plate,15mm aluminum alloy.)
• 【Reminder】For safety purposes, remember to add coolant during continuous high-speed drilling, and please wear protective goggles and gloves when using our hole saw set.