Features: *Made of high quality material, durable and practical to use. *Suitable for extension of electric drill,sanding pad, screwdriver, etc. *1/4" hexagon connecting rod adapter drill chuck M14 polishing disc connecting rod power tool accessories Specifications: Type: Polishing disc connecting rod Material: Metal Color: Silver(As Pictures Show) Thread: M14 Shank diameter: 6mm/1/4" Suitable for: extension of electric drill,sanding pad, screwdriver, etc. Quantity: 4pcs Package Included: 4 × Connecting rod Note: 1.Transition: 1cm=10mm=0.39inch. 2. 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. 3. Please allow slight manual measurement deviation for the data. Made of high quality material, durable and practical to use. Suitable for extension of electric drill,sanding pad, screwdriver, etc. 1/4" hexagon connecting rod adapter drill chuck M14 polishing disc connecting rod power tool accessories Specifications:Type: Polishing disc connecting rod Material: MetalColor: Silver(As Pictures Show)Thread: M14Shank diameter: 6mm/1/4"Suitable for: extension of electric drill,sanding pad, screwdriver, etc.Quantity: 4pcs Package Included:4 × Connecting rod