T型内六角扳手 (前田) 型号 S(mm) D(mm) L1(mm) H(mm) L(mm) THW-2.5 2.5 9.0 22.0 100.0 150.0 THW-03 3 9.0 25.0 100.0 160.0 THW-04 4 9.0 30.0 120.0 200.0 THW-05 5 11.0 40.0 160.0 250.0 THW-06 6 12.7 45.0 190.0 300.0 THW-08 8 12.7 45.0 190.0 300.0 THW-10 10 12.7 50.0 190.0 300.0 THW-12 12 14.0 24.0 210.0 320.0 THW-14 14 16.0 28.0 220.0 340.0 THW-17 17 20.0 34.0 220.0 340.0