Desoutter自动断气型-HLT（高低扭矩）系列：SC021-L1600-HLT4M，SC022-L1100-HLT4M，SC022-L550-HLT4M，SC043-L1100-HLT4M，SC047-L550-HLT4M， SCP021-T1600-HLT4M ， SCP043-T1100-HLT4M ， SCP047-T550-HLT4M