详细规格及用途描述 4PC SL3-4.5-6-7 4PC:PH0-1-2-3 4PC:PZ0-1-2-3 4PC:T10-T15-T20-T25 4PC:HEX:3-4-5-6 PACKING:10SET/120SET CTN/16KGS/17KGS/14.5'