粗牙:1/8-40BSW 5/32-32BSW 3/16-24BSW 1/4-20BSW 5/16-18BSW 3/8-16BSW 7/16-14BSW 1/2-12BSW 9/16-12BSW 5/8-11BSW 3/4-10BSW 7/8-9BSW 1-8BSW 1-1/4-7BSW细牙:3/16-32BSF 1/4-26BSF 5/16-22BSF 3/8-20BSF 7/16-18BSF 1/2-16BSF 9/16-16BSF 5/8-14BSF 3/4-12BSF 7/8-11BSF 1-10BSF 1-1/4-9BSF