"Ollie Baker" Clock Mainspring Winding ToolFor sale is a gently-used "Ollie Baker" mainspring winding tool with no discernible wear. This style tool is very popular and is superior to other comparable designs on the market today. The proven Ollie Baker design is easy to use when winding and unwinding clock mainsprings. The tool utilizes the winding arbors from the movement for both loop-end and hole-end mainsprings. It winds both left and right. Included are 9 different sizes of mainspring holding sleeves and instructions. Use of this tool requires let-down keys (not supplied). Shipping restricted to U.S.A. locations.