The mandrel securely mounts onto a that accepts stems. The mandrel is designed for thick cutoff wheels and is made of steel for strength and extended tool life. The mandrel consists of a and a screw. The inserts into a chuck. end of the accepts a cutoff wheel, and the screw portion of the mandrel threads into the shank, securing the wheel to the mandrel. Features - Color: Silver. - Material: Steel. - Size: 5.00 x 1.20 x 1.20cm/ 1.97 x 0.47 x 0.47 inch. - The base mandrel is suitable for discs such as resin cutting wheels and small . - Essential accessory set for power rotary , hardened steel with finish. - Provide sturdy mounting base for sanding, buffing or cut-off wheels and discs, . - This screw mandrel shaft is designed for mount cutting wheel disc, mini buffing wheels, mini rubber grinding wheels. - This mandrel is very welcome and widely used in jewelry making, woodworking, wood , lapidary applications, hobby and craft etc. Package list: 10 x jade iron pad rod 3.175 handles 10 x red pad rod 3.175 handles 3 x high speeds steel rod 6.0 handles 3 x rod 3.175 handles