
nstall these pins in a plate or table and mate with holes in a workpiece for precise alignment. Press the shank into a drilled hole for permanent installation.
Diamond-head pins make less contact with the inside of a hole than round-head pins to reduce sticking and jamming.
3D CAD models availableFor technical drawings and 3-D models, click on a part number.
Inch
Head
Tolerance
Dia. (A) Ht. (B) Shank
Dia. (C) O'all
Ht. Head Dia. Shank Dia. Material Hardness Each
Round Head
7/32" 11/32" 3/16" 3/4" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A51 $8.81
1/4" 11/32" 3/16" 3/4" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A11 3.55
9/32" 13/32" 1/4" 7/8" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A53 8.81
5/16" 13/32" 1/4" 7/8" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A12 3.55
11/32" 1/2" 5/16" 1" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A55 9.17
3/8" 1/2" 5/16" 1" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A13 3.89
13/32" 19/32" 3/8" 1 1/4" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A57 9.70
7/16" 19/32" 3/8" 1 1/4" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A14 4.43
15/32" 21/32" 7/16" 1 3/8" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A59 10.75
1/2" 21/32" 7/16" 1 3/8" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A15 5.51
9/16" 3/4" 1/2" 1 1/2" -0.0008" to -0.0005" 0.0001" to 0.0003" Steel Rockwell C60 8472A16 5.57
5/8" 27/32" 9/16" 1 3/4" -0.0013" to -0.001" 0.0001" to 0.0003" Steel Rockwell C60 8472A17 5.83
11/16" 29/32" 5/8" 2" -0.0013" to -0.001" 0.0001" to 0.0003" Steel Rockwell C60 8472A31 6.85
3/4" 1" 11/16" 2 1/8" -0.0013" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A18 7.32
13/16" 1 3/32" 3/4" 2 1/4" -0.0013" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A32 7.32
7/8" 1 5/32" 13/16" 2 1/2" -0.0013" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A33 7.64
15/16" 1 1/4" 7/8" 2 3/4" -0.0013" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A34 9.36
1" 1 5/16" 15/16" 2 7/8" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A35 10.64
1 1/8" 1 1/2" 1" 3 1/4" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A81 14.89
1 1/4" 1 11/16" 1 1/8" 3 5/8" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A36 19.13
1 3/8" 1 13/16" 1 1/4" 4" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A82 20.97
1 1/2" 2" 1 3/8" 4 1/4" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A37 22.83
1 5/8" 2 3/16" 1 1/2" 4 5/8" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A83 25.60
1 3/4" 2 5/16" 1 5/8" 5" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A38 28.30
1 7/8" 2 1/2" 1 3/4" 5 1/4" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A84 31.96
2" 2 11/16" 1 7/8" 5 1/2" -0.002" to -0.0015" 0.0005" to 0.001" Steel Rockwell C60 8472A39 35.55
Diamond Head
7/32" 11/32" 3/16" 3/4" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A52 10.85
1/4" 11/32" 3/16" 3/4" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A19 5.57
9/32" 13/32" 1/4" 7/8" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A54 10.91
5/16" 13/32" 1/4" 7/8" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A21 5.68
11/32" 1/2" 5/16" 1" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A56 10.91
3/8" 1/2" 5/16" 1" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A22 5.68
13/32" 19/32" 3/8" 1 1/4" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A58 11.30
7/16" 19/32" 3/8" 1 1/4" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A23 6.04
15/32" 21/32" 7/16" 1 3/8" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A91 12.81
1/2" 21/32" 7/16" 1 3/8" -0.001" to -0.0007" 0.0001" to 0.0003" Steel Rockwell C60 8472A24 7.55
9/16" 3/4" 1/2" 1 1/2" -0.0015" to -0.001" 0.0001" to 0.0003" Steel Rockwell C60 8472A25 7.89
5/8" 27/32" 9/16" 1 3/4" -0.0015" to -0.001" 0.0001" to 0.0003" Steel Rockwell C60 8472A26 9.06
11/16" 29/32" 5/8" 2" -0.0015" to -0.001" 0.0001" to 0.0003" Steel Rockwell C60 8472A41 10.04
3/4" 1" 11/16" 2 1/8" -0.0015" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A27 12.32
13/16" 1 3/32" 3/4" 2 1/4" -0.0015" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A42 15.04
7/8" 1 5/32" 13/16" 2 1/2" -0.0015" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A43 16.96
15/16" 1 1/4" 7/8" 2 3/4" -0.0015" to -0.001" 0.0005" to 0.001" Steel Rockwell C60 8472A44 17.36
1" 1 5/16" 15/16" 2 7/8" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A45 17.85
1 1/8" 1 1/2" 1" 3 1/4" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A85 24.19
1 1/4" 1 11/16" 1 1/8" 3 5/8" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A46 30.51
1 3/8" 1 13/16" 1 1/4" 4" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A86 34.06
1 1/2" 2" 1 3/8" 4 1/4" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A47 37.57
1 5/8" 2 3/16" 1 1/2" 4 5/8" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A87 43.23
1 3/4" 2 5/16" 1 5/8" 5" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A48 48.83
1 7/8" 2 1/2" 1 3/4" 5 1/4" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A88 58.57
2" 2 11/16" 1 7/8" 5 1/2" -0.0028" to -0.002" 0.0005" to 0.001" Steel Rockwell C60 8472A49 68.28
Metric
Head
Tolerance
Dia.
(A), mm Ht. (B),
mm Shank Dia.
(C), mm O'all
Ht., mm Head Dia., mm Shank Dia., mm Material Hardness Specifications
Met Each
Round Head
6 7 4 13 -0.012 to -0.004 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A111 $13.67
8 10 6 19 -0.014 to -0.005 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A112 14.22
10 10 6 19 -0.014 to -0.005 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A113 14.74
12 10 6 19 -0.017 to -0.006 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A114 15.91
16 13 8 25 -0.017 to -0.006 0.01 to 0.019 Steel Rockwell C54 DIN 6321 2336A115 7.20
20 15 12 33 -0.02 to -0.007 0.012 to 0.023 Steel Rockwell C54 DIN 6321 2336A116 8.44
25 15 12 33 -0.02 to -0.007 0.012 to 0.023 Steel Rockwell C54 DIN 6321 2336A117 14.06
Diamond Head
6 7 4 13 -0.012 to -0.004 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A118 15.41
8 10 6 19 -0.014 to -0.005 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A119 16.70
10 10 6 19 -0.014 to -0.005 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A121 19.86
12 10 6 19 -0.017 to -0.006 0.008 to 0.016 Steel Rockwell C54 DIN 6321 2336A122 19.22
16 13 8 25 -0.017 to -0.006 0.01 to 0.019 Steel Rockwell C54 DIN 6321 2336A123 9.67
20 15 12 33 -0.02 to -0.007 0.012 to 0.023 Steel Rockwell C54 DIN 6321 2336A124 11.38
25 15 12 33 -0.02 to -0.007 0.012 to 0.023 Steel Rockwell C54 DIN 6321 2336A125 33.99
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