Features Self Centering Design: This punching guide fixture adopts automatic centering design, which can easily locate the same hole spacing for accurate punching, positioning and splicing. Three Kinds of Drill Sleeves: this drilling guide fixture kit is equipped with 6mm, 8mm and 10mm drill sleeves of different sizes, which can meet your different use needs. High Efficiency: This punching locating pin fixture kit is equipped with HSS material drill bit, which has fast drilling speed, accurate positioning and effectively improves work efficiency. Robust Material: This drill locator fixture is made of high-quality aluminum alloy, which is not easy to fail, has good corrosion resistance and wear resistance, and has a long service life. Simple Operation: This drilling guide fixture set is light in weight and small in size. The entire operation and adjustment are very simple and convenient, and you can use it easily. Specification: Item Type: Drill Hole Guide Jig Material: Aluminium Alloy Drill Bushing Size: Approx. 6mm / 0.24in, 8mm / 0.31in, 10mm / 0.39in Package List: 2 x Drill Hole Guide Jig Main Body 3 x Drill Bushing 2 x Bearing 2 x Wrench 2 x Screw Package List 2 x Drill Hole Guide Jig Main Body 3 x Drill Bushing 2 x Bearing 2 x Wrench 2 x Screw