The solid metal construction is strong and durable for long-term use. Adjustable, can clamp wood boards of different thickness from 10mm to 55mm. The drill sleeve has the characteristics of excellent material, high strength and precise positioning. This is easy to install and convenient to use. Suitable for drilling holes and joints in wooden panels, the perfect tool for panel furniture. size: 146 x 120 x 72mm Material: alloy steel colour: black+silver Package Contents: 1 x center locator 6 x sleeve 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.