BK30气扳机，BK30气动扳手，BK30风动扳手

型号   工作压力MPa  额定扭矩N • m  空转转速r/min  空转\\耗气量m3/min  噪音dB（A） 边心距mm  方头尺寸mm  气管内径 mm  机重kg 
BK20   0.4-0.63          ≥490                   ≥6000            ≤1.2           ≤118        37         19×19           16       4.2
BK30   0.4-0.63          ≥882                   ≥5500            ≤2.4           ≤118        42         19×19           16       5.8
BK42   0.4-0.63          2000                   ≥5000            ≤2.5           ≤118        55         25.4×25.4        16        9.5