BS 1210:1963

Co-operating organizations
Foreword
Specification
1 Scope
2 Material
3 Dimensions
4 Tolerance on length
5 Threads
6 Standard sizes
7 Finish
8 Designation for ordering
Tables
Slotted head
1 Slotted countersunk head wood screws
1M Metric equivalents of table 1
Standard sizes of slotted countersunk head wood screws
2 Steel
3 Brass
4 Stainless steel
5 Aluminium
6 Silicon bronze
7 Nickel-copper alloy
8 Slotted round head wood screws
8M Metric equivalents of Table 8
Standard sizes of slotted round head wood screws
9 Steel
10 Brass
11 Stainless steel
12 Aluminium
13 Silicon bronze
14 Slotted raised countersunk head wood screws
14M Metric equivalents of Table 14
Standard sizes of slotted raised countersunk head wood
screws
15 Steel
16 Brass
17 Stainless steel
18 Aluminium
19 Silicon bronze
Recessed head
20 Recessed countersunk head wood screws
20M Metric equivalents of Table 20
Standard sizes of recessed countersunk head wood screws
21 Steel
22 Brass
23 Recessed round head wood screws
23M Metric equivalents of Table 23
Standard sizes of recessed round head wood screws
24 Steel
25 Brass
26 Recessed raised countersunk head wood screws
26M Metric equivalents of Table 26
Standard sizes of recessed raised countersunk head wood
screws
27 Steel
28 Brass
Appendices
A Finishes for wood screws
B Recess penetration gauging
C Metric slot widths

Materials, dimensions, tolerances, designation criteria for screws of steel, stainless steel, brass, aluminium, silicon bronze, nickel copper alloy. Suitable finishes. Preferred and supplementary sizes for countersunk head, round head and raised countersunk head screws, for both slotted and recessed head types. Recess penetration gauging appended.