ModelDia × LengthCurrent Range(A)mmInchesB503.23.2×305(355)1/8×12(14)130-180B5044×305(355)5/32×12(14)150-200B5055×305(355)3/16×12(14)200-250B5066×305(355)15/64×12(14)300-350B506.56.5×305(355)1/4×12(14)320-370B5077×305(355)9/32×12(14)350-400B5088×305(355)(455)(510)5/16×12(14)(18)(20)400-450B5099×305(355)(455)(510)23/64×12(14)(18)(20)450-500B51010×305(355)(455)(510)3/8×12(14)(18)(20)500-550B51111×305(355)(455)(510)7/16×12(14)(18)(20)600-650B51212×305(355)(455)(510)15/32×12(14)(18)(20)750-850B51313×305(355)(455)(510)1/2×12(14)(17)(20)800-1000B51616×305(355)(455)(510)5/8×12(14)(17)(20)1000-1200B51919×305(355)(455)(510)3/4×12(14)(17)(20)1200-1400B52525×305(355)(455)(510)1×12(14)(17)(20)1400-1600