Strong and : The base is made of high quality aluminum alloy and stand column is made of steel, the main structure is strong and . Adjustable Angle: This drill guide can be used in horizontal, vertical or angle positions. Removable Handle: The additional handle for precise placement and against skidding when drilling. Widely Use: This is an perfect accessory for your power drill, for precision drilling and hole sawing at given angles in any situation - , ceiling, on slants, in round workpieces, battens and shaped sections. Fits 99% Drill: 8mm hex shank fits for most electric drill, power drills, easy to install. High Efficiency: Guide-bars themselves have springs for a quick return when doing repetitive drilling. Size: 14 x 24cm Drill chuck clamping range: 1.5-13mm Drill chuck shank size: 8mm Adjustable angle range: 45-90 Maximum stroke: 150mm Colour: as shown Material: metal Package Contents: 1 * Drilling Guide stand Only the above package content, other products are not included. Note: Light 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.