M2-M4 Black A2 304 Stainless Steel Torx Flat Countersunk Head Screw Bolt Set Kit

screw, nut and washer: 304(A2-70) stainless steel

key: carbon steel

Surface:

screw, nut and washer : black zinc plated

key: nickle-plated

Size: M2x6mm, M2x8mm, M2x10mm, M2x12mm(each size 25pcs); M2.5x8mm, M2.5x10mm, M2.5x12mm, M2.5x14mm(each size 25pcs); M3x8mm, M3x10mm, M3x12mm, M3x16mm(each size 25pcs); M4x10mm, M4x12mm, M4x16mm, M4x20mm(each size 10pcs)

Box include: total 1020pcs + 4pcs key (free)

screw 340pcs + nut 340pcs(100pcs M2/100pcs M2.5/100pcs M3/40pcs M4) + washer 340pcs(100pcs M2/100pcs M2.5/100pcs M3/40pcs M4) + key 4pcs