BS 4481-2:1983

Foreword
Committees responsible
Specification
1 Scope
2 Dimensions
Appendix
A Recommended drillings for inserted nut discs
Tables
1 Type 1, plain grinding wheels for fettling and
    general sharpening
2 Types 6 and 11, cup grinding wheels for portable
    machines
3 Type 1, grinding wheels for cutting off, without
    reinforcement
4 Types 1, 5 and 7, grinding wheels for external
    cylindrical grinding
5 Types 1, 2 and 37, surface grinding wheels
6 Types 1, 5 and 7, centreless grinding wheels and
    control wheels
7 Type 1, plain grinding wheels for saw sharpening
8 Types 1, 6, 11 and 12, grinding wheels for tool and
    cutter grinding
9 Types 1 and 5, internal grinding wheels
10 Type 1, cutting off wheels with reinforcement
11 Type 27, depressed centre wheels with reinforcement
12 Type 9, double cup grinding wheels for offhand tool
    grinding
13 Type 35, plain or honeycomb faced discs
14 Type 1, precision thread grinding wheels
15 Type 31, segments with isoceles trapezoidal section
16 Type 36, inserted nut discs
17 Types 16, 17, 18 and 19, cones and plugs
18 Type 52, mounted wheels
19 Type 90, hand finishing sticks and oilstones
20 Type 90, blocks
Figures
1 Plain grinding wheel for fettling and general
    sharpening
2 Cup grinding wheels for portable machines
3 Taper cup grinding wheels
4 Grinding wheel for cutting off, without
    reinforcement
5 Grinding wheel for external cylindrical
    reinforcement
6 Grinding wheel with one recess
7 Grinding wheel with two recesses
8 Plain wheel for surface grinding
9 Cylinder wheel for surface grinding
10 Cylinder wheel for surface grinding with inserted
    nuts
11 Plain wheel for centreless grinding
12 Wheel with one recess for centreless grinding
13 Wheel with two recesses for centreless grinding
14 Plain control wheel for centreless grinding
15 Control wheel with on recess for centreless grinding
16 Control wheel with two recesses for centreless
    grinding
17 Plain grinding wheel for saw sharpening
18 Plain wheel for tool and cutter grinding
19 Straight cup wheel for tool and cutter grinding
20 Taper cup wheel for tool and cutter grinding
21 Dish wheel for tool and cutter grinding
22 Plain internal grinding wheel
23 Internal grinding wheel with one recess
24 Cutting off wheel with reinforcement
25 Depressed centre wheel with reinforcement
26 Double cup grinding wheel for offhand tool grinding
27 Plain or honeycomb faced disc
28 Precision thread grinding wheel
29 Segment with isosceles trapezoidal section
30 Inserted nut disc
31 Cone grinding wheel, type 16
32 Cone grinding wheel, type 17
33 Plug, type 18
34 Plug, type 18R
35 Plug, type 19
36 Mounted wheels, type A, with mandrel diameter 6.3 mm
37 Mounted wheels, type B, with mandrel diameter
    3.15 mm
38 Mounted wheel, type W
39 Oilstones
40 Block, type 90
41 Drillings for inserted nut discs with diameter
    300 mm
42 Drillings for inserted nut discs with diameter
    356 mm
43 Drillings for inserted nut discs with diameter
    406 mm
44 Drillings for inserted nut discs with diameter
    457 mm
45 Drillings for inserted nut discs with diameter
    508 mm
46 Drillings for inserted nut discs with diameter
    610 mm
47 Drillings for inserted nut discs with diameter
    762 mm
48 Drillings for inserted nut discs with diameter
    914 mm
49 Drillings for inserted nut discs with diameter
    1067 mm