1.Strong and durable The base is made of high quality material and stand column, the main structure is strong and durable. 2.Adjustable Angle This drill guide can be used in horizontal, vertical or angle positions. 3.Removable Handle The additional handle for precise placement and against skidding when drilling. 4.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 sections. 5.Fits 99 Drill 8mm hex fits for most electric drill, power drills, easy to install. High Efficiency Guide themselves have springs for a quick return when doing repetitive drilling. Specification Size 14 24cm Drill chuck clamping range 1.5 13mm Drill chuck size 8mm Adjustable angle range 45 90 Maximum stroke 150mm Color Gray Black Material Metal ABS Package Contents 1 Drilling Guide stand Only the above package content, other are not included. Note Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is 1 3cm.