< /p> 【SIZE】Suitable for drill hand in hand shank 5/16 (8mm), motor drive drills from the bracket. Cutting diameter length: 7.93/9.52/12.7mm. 【MATERIAL】This product uses YG6 hard alloy with sharp edge and high hardness. high speed, precise positioning, smooth cutting and impact resistance. 【APPLICATION】These 1/4 shank cutters are suitable for solid wood boards, MDF, particle boards, design profiles, making smooth and meticulous cuts, as well as making stylish furniture. They are also suitable for milling grooves on frames, panels, clocks, pylons and other wall tools to make keyhole hangers or grooves for wall panels. 【FEATURES】The hard alloy blade is highly weldable to provide quality Stable and highly efficient, no need to worry about breakage and tilt problems during your work. The blade is sharp and durable, with an arc curve design, and is advantageous to use. remove, perforation is more efficient. 【INCLUDED LIST】Package includes: 1 x Rotary Cutter; T-slot for 1/2 inch hex screws;