Description: Material: the leather paper cloth sewing wheel tools consist of steel gear,constructed with precision to ensure that the wheel is sturdy during use thus delivering a precise,straight line every time. Easy to Use:the cylindrical handle of our serrated tracing wheel can reduce the pressure on the finger joints when rolling it. Advantages: this needle point tracing wheel is meticulously engineered to ensure that leather punching wheel does not cut through or pierce your leather and works when in use. How to Use: Make the drawing line on the material, and then use the Tracing Wheel to follow the pressed track to stitch or cut by hand, easy and convenient, and then realize enables fatigue free work. Widely Used:tracing wheel craft sewing tools work well on leather, paper and cloth, suitable to be applied for making industrial leather edges or hard paper leather edges, tracing, scribing, hand sewing, amateur drawing, marking, pattern making and so on. Size Chart: Total Length: 139mm/5.47inch Gears Distance: 3mm/0.16inch,3.5mm/0.14inch,4mm/0.16inch,5mm/0.20inch Package Includes: 1 Piece Sewing Tracing Wheel 4 Pieces Gears(3mm 3.5mm 4mm 5mm) 1 Piece Screwdriver Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!