Dimensions. For 5/16 (8mm) ndle drills with stand drill. Cutting diameter length: 8 / 9.5 / 12.7mm. Material. This product adopts YG6 carbide, with srp edge, high rdness, precise positioning, smooth cutting and impact resistance. Apply. The 1/4 ndle cutter is suitable for solid wood panels, MDF, particle board, designer profiles, for fine and smooth cutting and the production of elegant furniture. They are also suitable for milling slots in frames, panels, clocks, ngers and other wall tools to make keyhole ngers or to make cable ducts. Features. Carbide blade, high welding quality, stable quality, high efficiency, no need to worry about breaking and tilting when working. The blade is srp and durable, and the curved design is convenient for disassembly and higher punching efficiency. Package Content: 1 x for 1/2 hex; 1 x for 3/8 hex; 1 x T-slot tool for 5/16 hex. Features: Carbide cutting edge. (YG6X carbide) The incision is clean, the rotation is smooth, and the torsion resistance is strong. The precision grounding rod can be stably fixed in the lamp. Smooth rotation, good wear resistance and long service life. The coating of the milling body provides better chip evacuation and reduced friction. Installation guide: It is important to use a normal housing size. The tool must be fully inserted into the housing and clamped. Apply a clamping force and partially insert it into the housing during cutting, otherwise the tool holder will be damaged. For professional woodworking, it can be used on various types of wood: medium soft and rd wood, MDF, plastic, plywood. Note: 1. The temperature of the material is very high after long-term operation, and even smoke will be emitted. Always note tt the coolant must be filled during operation. 2. Replace the equipment with new tools to avoid damage to the cutting tools or injury from soft wood products. 3. Please use the tool to select a blade larger tn the workpiece. 4. Wear safety glasses when using.