Goodhd JT0 Micro Motor Drill Chuck with 4mm 5mm 6mm 8mm Motor connecting rod sleeve

Features: brand new and high quality Made of high-quality materials durable Strong impact resistance High precision thread and taper hole Compatible with impact drills and electric drills of different power 2.3 mm and 3.17 mm brass mini motor shaft clamp drill chuck suitable for drill bits from 0.3 mm to 4 mm Drill clamp JT0 connecting rod is used to connect the motor drill with 3.17mm motor shaft 2.3mm and 3.17mm shaft coupling motor connector BRASS Close fit 2.3mm 3.17mm motor shaft copper rod Suitable for 0.3-4mm JT0 round head clamp Matching motor shaft diameter: 2.3mm or 3.17mm Diameter of the inner hole of the sleeve: 4mm 5mm 6mm 8mm Matching motor shaft diameter: 4mm 5mm 6mm 8mm Mini Drill Chuck Key 0.3-4mm JTO Taper Mounting Lathe Chuck Mini Drilling Machine Mini drill chuck key 0.3-4mm mounted lathe chuck PCB mini drilling machine suitable for motor shaft connection Key type electric hand drill chuck cap 0.3-4mm JTO tapered mounting lathe chuck PCB drilling machine hobby model tool Product parameters: Color as shown Material: high carbon steel Diameter of the inner hole of the sleeve: 4mm 5mm 6mm 8mm (optional) Outer diameter: 21.5mm Taper: 2 degrees 49 minutes 24.7 seconds Use 0.3mm-4mm (0.01 -0.16 ) drill bits Maximum clamping force: 4.2mm. Connection size: JT0 (inner hole diameter is 6 mm) Maximum diameter of JT0 taper: 6.350mm JT0 taper minimum diameter end: 5.800mm Package list: 1 *JT0 micro motor drill chuck 1 *Wrench 1 *key 1 *Sleeve Note: 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.