型  号   起 子   扭力范围   可锁付丝胫部(mm) 
  名  称   机 型  （kgf-cm)  机械螺丝 自攻螺丝
好帮手（ASA）气动起子
ASA-T10PB  下压式   0.5-2.0   1.0-2.2  1.0-1.7
ASA-T20PB  下压式   1.0-8.0   1.7-3.3  1.3-2.7
ASA-T30PB  下压式   2.0-16.0  2.2-4.2  1.7-3.2
ASA-T40PB  下压式   5.0-30.0  2.8-5.0  2.3-4.0
ASA-T45PB  下压式   8.0-40.0  3.6-5.7  2.7-4.4
ASA-T50PB  下压式   7.0-45.0  2.9-6.0  2.6-4.9
ASA-T55PB  下压式   7.0-50.0  2.9-6.0  2.6-5.4
ASA-T60PB  下压式   15-95.0   4.1-7.0  3.3-6.0