Clock Parts Clock Parts Los angeles When High Torque Movement Clock Hands are Essential High torque movement clock hands are, basically, those that are as well hefty and/or too long for a normal electric motor to turn appropriately. Normally, (min) clock hands requiring a high torque movement are longer than 5 inches. The measurement is conventionally made from the center of the installing opening to the pointer. But high torque clock movement minute hands are offered from distributors as long as 18 inches. This suggests that the size of the corresponding dial is over 3 feet across. Now that's a large wall surface clock! There are, naturally, numerous, many clocks less than 1 foot in diameter. Certainly, there are numerous that many minute hands are well under 6 inches in size. Therefore, the 5-inch limit for min hands that can be turned utilizing average movements is not a serious hinderance for the majority of clockmakers.