Calandis Multi Quick Change Keyless Drill Chuck Replacement for Rotary Tools 7x0.75 Multi Quick Change Keyless Drill Chuck Replacement for Rotary Tools 7x0.75

Description:Material: Aluminum alloy and carbon steelAccepts accessory rotary bits with 0.012 inch(0.3mm) to 0.12 inch(3.2mm) shanksEasy and quick to change accessories replacement on multi tool without changing collets General usage: This keyless drill chuck is widely used along with various drill machines, milling machines, lathes, boring lathes and electric hand toolsExcellent replacement or upgrade compatible with thousands of modelSpecification:Height :23mmClamping Range: 0.3-3.2mmSize :7x7.5mm, 7mm refers to the grinding machine shaft outer diameter is 7mm, 0.75 is screw thread pitch is 0.75mm, your grinding machine shaft outer diameter measurements is 8mm, you can consider it.Package Includes:1 Piece Drill Chuck