Name

Hex bolt/Flange bolt/Square neck bolt/T-slot bolt(GB/DIN/ANSI)

Size

M4/M5/M6/M8/M10/M12

Length

12mm-220mm

Head

Outer hexagon/inner hexagon/Square neck/carriage

Material

Q195/Q235-A/15#/08/20#/C1022/10B21 35#/45Cr

Finish

Yellow zinc plated/Zinc/Black zinc/Copper/Nickel/Ruspert/Dacroment

Packing

Bulk/Plain Box/Color box/Poly bag/Blister/PP box