Good packaging: comes with a specially designed blister carton box and instructions, easy to carry Clock mechanism size: the total length of the shaft is 20 mm (0.79 inch), the thread length is 11.7 mm (0.46 inch); Second jump movement suitable for 4-8 mm clock (0.16 to 0.31 inch) Size from center to hole: hour hand, approx. 68 mm/2.7 inches; The minute hand is approx. 98 mm/3.9 inches in length; Second hand approx. 100 mm/3.94 inches Wide application: applicable to cross stitch, three-dimensional embroidery, craft clock, frameless clock, etc Warm Notice: When you install this clock movement kit, make sure that the hour and minute hand remain parallel and check the sizes before purchasing