Non-slip: The handheld hole saw comes with an ergonomic handle, providing a comfortable grip, safe to use Labor-saving: The hole saw kit is easy to use, designed to drill round holes easily and quickly, saving time and labor Multipurpose: The hole saw is perfect for both furniture DIY craft at home and professional manufacturing, woodworking, metalworking, and more Wide applications: The hole punching saw is suitable for wooden boards, metal boards, plaster boards, and more, meeting different crafting demands Sturdy material: The hole saw punching kit adopts high-grade zinc alloy and nylon, which are tough, rustproof, and not easy to break or deform Description: The adjustable punching saw is easy to use, no complex instructions for use. The infinitely adjustable in just three steps: loosen, adjust simultaneously, fasten. Widely used in woodworking opening, spotlight opening, plastic plate opening, DIY speaker opening, etc, but not for glass and metal. Feature: Adjustable Punching Saw Color: Silver Material: Nylon, Zinc Aluminum Alloy Size: 15.5 cm/6.10 inch Diameter Sawing Depth: 3cm/1.18 inch Shaft Diameter: 0.85 cm/0.33 inch Shaft Length: 2.5 cm/0.98 inch Packing Size: 16.2x6.1x16.2 cm/6.38x2.40x6.38 inch Note: Color may have a little difference due to lights, screens, etc. Due to different manual measurement methods, please allow slight size differences. 1 * Adjustable Punching Saw