Features:Made of high-quality material, durable and practical to use Large chip removal slot, smooth chip removal, low resistance and long service life Sharp pliers, good centering, accurate drilling, not easy to deviate Hexagonal chuck, suitable for most machines, strong functionality Positioning ring pattern to control the height you want to chooseInstructions:1: adjust the height of the drill bit,2: clip the board to hit it, 3: insert the drill bit into the hole and touch the wooden plate.4: lift the drill again 5mm (remember not to run the electric drill before wood),5: start the electric drill to reach a speed greater than 500 rpm, and the recommended speed is 1500 rpm6: start to feed slowly, wait for the front precision drill bit to go half or completely, then the feed can be acceleratedSpecifications: Name: inclined hole for woodworkingMaterial: high speed steel (titanium)Category: reaming drill bitShank size: 9.5mm/9.0mm (optional)Total length: 175mmApplication: woodworking hole positioningPackage content:1 * drill bits1 * Alloy ring1 * small hex wrenchNote:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.