Manufacturers sell iron nickel plated. Account book screws. Son-mother rivets. Account book screws. Album sample book butt recipe nails.

Brand

Changsheng

Head type

Sink head

Screw diameter

M5 (mm)

Product specification

5*6,5*8,5*10,5*12,5*15,5*18,5*20,5*25,5*30,5*35,5*40,5*45,5* 50

Nominal length

35,6,8,10,40,45,50,20,30,12,15,18,25 (mm)

Surface treatment

Galvanized, color-plated, nickel-plated, blackened, environmentally friendly

Material grade

Carbon steel 45H

standard encdoing

GB818-85