Large torque I-axis movement, external dimensions: 56 * 56 * 16mm, shaft length 20mm, copper thread size: 11.7mm, suitable for use with 6-8mm thickness clock panel products.1 set of watch movement and watch replacement mechanism. After replacing the movement of a broken watch, it can work again without the need to purchase a new one.This set includes a single hook clock mechanism, 2 hour hands, 2 minute hands, and 2 (Type 2 includes 4 pairs of different styles of pointers), as well as accessories.The length of the hour hand is approximately 90mm/93mm, the minute hand is approximately 120mm/127mm, and the length is approximately 100mm/3.94 inches (from the center of the hole to the terminal).This set is suitable for clocks with a thickness of 0.2 inches to 0.35 inches, and there are multiple options for decorative sets, making it very suitable for clock making.Suitable for DIY wall clocks, wooden wall clocks, metal wall clocks, craft clocks, frameless wall clocks, replacement of broken clocks, etc.Installation steps1. Place the metal hook on the shaft.2. Place the washer on the shaft.3. Insert the shaft into the clock face.4. Place the brass washer on the shaft.5. Install the brass top cover fixing nut.6. Gently press the clock on the shaft to the 12:00 position.7. Place the minute hand on the axis at 12:00 o'clock position.8. Gently tighten the sub nut.