Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si Drill guides are available in 30degree, 45degree and 90degree drilling angles. Suitable for 90 degree horizontal deck posts and 45 degree and 30 degree angle stair railings, angle is fixed without deviation With four sizes of drilling holes for each angle, 3/8inch(9.52mm), 5/16inch(7.93mm), 1/4inch(6.35) mm), 3/16inch(4.76mm), each with cable railing cable protector sleeves and screws. An efficient and compact angled drill is easy to carry. This drill for angle drills can be used with locking C- and F- to prevent the drill from wobbling while drilling and allow burr- and crack-free holes to be drilled. perfect for installing wood, aluminum and stainless steel posts and deck railings, cable railings, stair deck railings and DIY railing projects. Colour:red Material:Aluminum alloy Package Contents: 1 x Drill 4 x Drill Bit Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.