Description Made of steel material, this clock winding key is exquisitely crafted and durable. Scratch-resistant and wear-resistant. Easy to insert and remove, suitable for your clock use. Reasonable structure and excellent performance are a good choice for clock repair tools. Can serve you much better. Features - Color: silver. - Material: steel. - Size:5.50X5.10X0.70cm/2.16X2.00X0.28inch. - Note: Suitable for 4.4mmcaliber clocks. - Made of steel material, the exquisite craftsmanship makes this winding key not easy to bend or break. - Exquisite workmanship, scratch-resistant and wear-resistant. Easy to insert and remove, suitable for your clock use. - Light weight, suitable size, reasonable structure, very suitable for personal or professional use. - Easy to operate, comfortable to hold, saving time and energy and bring you convenience. - Suitable length, no burrs, you can use it with confidence, this is a good choice for clock repair tools.Packing list2 x Clock Winding Keys