22.5mm High-speed Steel Twist Drill Bit with MT2 Morse Taper Shank, 260mm Length 74.1mm-71.1mm which allows your chair to

which allows your chair to glide smoothly without scratching or noise

Battery Material: 3V battery

Specifications: Number of Pins: 7 PIns

Male Thread Size :

22.5mm High-speed Steel Twist Drill Bit with MT2 Morse Taper Shank, 260mm Length 74.1mm-71.1mm which allows your chair toDescription: 1. High speed steel drills are suitable for most general purpose applications, with a combination of hardness and toughness for wear resistance and long lasting time. 2. With the corresponding taper size fit, it is easy to disassemble. Within the same taper size, the drill bit can be disassembled and assembled freely without affecting the center position of the drill bit during operation. 3. Suitable for hardened materials and hard