用途：两端适用相同规格的螺栓、螺母的折装，15度角的偏移更有利于操作

SK135A（6件）10mm 13mm 16mm 18mm 21mm 24mm

SK135B（6件）10mm 12mm 14mm 17mm 19mm 22mm

SK135C（8件）8mm 10mm 13mm 16mm 18mm 21mm 24mm 27mm

SK135D（8件）8mm 10mm 12mm 14mm 17mm 19mm 22mm 24mm

SK135E（9件）8mm 10mm 12mm 14mm 17mm 19mm 22mm 24mm 27mm

SK135F（10件）8mm 10mm 12mm 14mm 17mm 19mm 22mm 24mm 27mm 30mm

SK135G（11件）8mm 10mm 12mm 14mm 17mm 19mm 22mm 24mm 27mm 30mm 32mm

SK135H（13件）8mm 10mm 12mm 13mm 14mm 16mm 17mm 19mm 22mm 24mm 27mm 30mm 32mm