Fastener» Hex Bolt » Hex Bolt » X3-1/2 HEX BOLT HDG X3-1/2 HEX BOLT HDG WELLSCOID SIZE FINISH Material PType UNIT OFMEASURE BOXQTY CARTONQTY 131078 1/2"-13 x 3-1/2" Steel HDG box Packs 25 8 กก