手工具＞起子頭＞星型起子頭

單頭星型起子頭

TROX POWER BITS

Model:TORX

單頭星型中空起子頭

TROX WITH HOLE POWER BITS

Model:TORX WITH HOLE

星型打擊起子頭

IMPACT POWER DRIVER BITS

Model:TORX