Features: 1) Hex bolt: DIN933, DIN931, DIN601, DIN558, DIN603, DIN6914, ANSI D-6, ASTMA325, BS916, AS1111, AS1110, AS1252 2) Anchor bolt: L-type, M-type3) Nut: DIN934, DIN555, DIN985, DIN6915, BS916, AS1112, AS1252 4) Flat washer: DIN125A, DIN6916, DIN126, DIN7989, BS, BS4320, SAE USS, F436,F436M, AS1237, AS1252 5) Spring washer: DIN127B, BS, ANSI 18.2.216) Full thread bar: DIN975, BSW ANSI 7) Besides, we manufacture and export kinds of large quantity of nails, turnbucklesframe type