YATO 1/2" 18件套六角套筒批头
1/2” (12.7 mm): 5, 6, 7, 8, 10, 12 mm (L=50 mm); 5, 6, 7, 8, 10, 12 mm (L=100 mm),
1/4” (6.3 mm): 3, 4, 5, 6, 7, 8 mm (L=37 mm); AISI S2 / CrV 6150