[High-quality material] This sewing drill is made of high-speed steel, which has good hardness and durability when processing wood. [Professional design] The drill bit adopts a 3/8 inch round shaft, which can be adapted to a of electric drill chucks. [Convenient function] The sharp design can prevent sliding, just push in the cork to keep the drill bit aligned. [Multifunctional design] This suit has an adjustable round drill block, which can be used to set the drilling depth. [Easy to use] There is a small L-shaped hex wrench, which is convenient to adjust the drill block. Product Name: Oblique Hole Drill Length: 160 mm (6.3 inches) length: 63 mm (2.48 inches) Tip length: 12 mm (0.47 inch) Tool handle diameter: 9.5 mm (3/8 inch) Stop outer diameter: 19 mm (0.75 inch) Stop ID: 9.5 mm (3/8 inch) Colour:silver Material:High speed steel Package Contents: 1 * drill bit 1 * drill stop 1 * hex wrench Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.