Features: *Rugged, easy to use, your good assistant for work and life. *Precise manufacturing, quality assurance. *Buy once, use for a long time. *Seamless docking: Precise thread for stable installation. Smooth grinding, not loose. *Easy installation: This 3 Pieces kit includes, 40mm, 60mm, and 80mm, which can also be used connected together to create unique lengths as required. Please note these for a metric M10 threaded spindle. *Widely used: The rotating extension shaft can be used for grinding and polishing deep stones such as inside corners and special shapes. It needs to be matched with various grinding heads, grinding wheels, grinding discs, grinding discs, etc. Specifications: Type: Angle Grinder Extension Connecting Rod Material: 45# steel Color: silver Length: approx. 40mm/60mm/80mm Threaded rod: M10 Threaded hole: 10mm Quantity: 3pcs Package Included: 3*Extension rod Notes: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. _x005f_x000D_