Instructions for use: Align the flexible shaft as far as possible to extend its life.,Do not use a coarse sanding head. Function: It can be used in an electric drill or an electric grinder. It can also be used as grinding, cutting, drilling, polishing, engraving, etc. Product Dimensions (L x W x H) ‎23.5 x 9 x 4.5 cm; 470 grams ‎Photo Color: Item Quantity:‎1 Axle length: 97cm. 4mm flexible shaft. 0.3-6.5mm collet. Handle diameter: 6mm. Color: picture color. Material: metal. Package contents: 1 x flexible shaft, 1 x handle, 1 x wrench. Only the above package content, no other products are included. Note: Due to lighting and screen settings, the color of the product in the photo and the actual product may be slightly different. The size of the item may vary by +/- 1-3 cm.