Watch Setting Timing Balance Screw Regulating Tool Watchmaker Repair Tool for BRO-AP3120/3126/3090 TAPDRA Spare Part

Made of steel+ABS, high stability, fixability, applicability This tool is for regulating/timing for BRO-AP 3120/3126/3090 watches. Tool for setting the balances, micro-star shape, for AP 3120/3126/3090