BM-SH Series

Caplugs bore masks protect precision-machined bore surfaces during painting or blasting processes on heavy equipment. Designed for aligned bore holes secured with a pin, these masks help keep the internal diameter free of paint, reducing the need for post-process cleaning and supporting faster finishing work.

  • Protects precision-machined bore surfaces during painting or blasting
  • Helps keep the internal diameter free of paint
  • Easy squeeze-and-insert installation
  • Removes without leaving residue
  • Lower cost supports one-time use
  • Available in over 100 diameters and lengths

For more information or to order this part, contact us at +61 7 3277 2300

For custom sizes, provide us with your bore size, diameter and the length you need.

Additional information

Standard Material

EPDM Rubber
Alternative Materials Upon Request

Neoprene or Silicone

Part Sizes

Item Number

Dim A (In)

Dim B (In)

Dim C (In)

BM51.6 X 150
2.031
5.906
0.067
BM51.4 X 111
2.024
4.37
0.098
BM113.1 X 20
4.453
0.787
0.079
BM66.8 X 70
2.63
2.756
0.197
BM56.7 X 60
2.232
2.362
0.197
BM91.5 X 38
3.602
1.496
0.089
BM56.7 X 55
2.232
2.165
0.059
BM22 X 55
0.87
2.17
0.07
BM26 X 60
1.02
2.36
0.07
BM28 X 47
1.1
1.85
0.08
BM31 X 40
1.22
1.57
0.06
BM32 X 95
1.26
3.74
0.08
BM32.8 X 56.5
1.29
2.22
0.1
BM34.2 X 125
1.35
4.92
0.06
BM36 X 60
1.42
2.36
0.06
BM36 X 90
1.42
3.54
0.06
BM39.3 X 76
1.55
2.99
0.1
BM39.5 X 51
1.56
2.01
0.08
BM41.3 X 75
1.63
2.95
0.06
BM41.3 X 145
1.63
5.71
0.08
BM41.5 X 50
1.63
1.97
0.08
BM42 X 58
1.65
2.28
0.09
BM43 X 80
1.69
3.15
0.1
BM45.7 X 75.5
1.8
2.97
0.1
BM45.7 X 160
1.8
6.3
0.1
BM46.3 X 120
1.82
4.72
0.1
BM46.3 X 170
1.82
6.69
0.06
BM46.3 X 195
1.82
7.68
0.06
BM46.3 X 25
1.82
0.98
0.08
BM46.3 X 75
1.82
2.95
0.06
BM46.3 X 90
1.82
3.54
0.1
BM49.3 X 40
1.94
1.57
0.06
BM51.3 X 75
2.02
2.95
0.1
BM51.5 X 40
2.03
1.57
0.12
BM51.5 X 155
2.03
6.1
0.1
BM51.5 X 195
2.03
7.68
0.12
BM51.5 X 200
2.03
7.87
0.12
BM51.6 X 25
2.03
0.98
0.08
BM51.6 X 69
2.54
3.39
0.07
BM51.6 X 75
2.03
2.95
0.2
BM51.6 X 165
2.03
6.5
0.08
BM56.7 X 105
2.23
4.13
0.2
BM59.6 X 40
2.35
1.57
0.06
BM61.5 X 52
2.42
2.05
0.24
BM61.5 X 70
2.42
2.76
0.06
BM61.5 X 105
2.42
4.13
0.06
BM64.8 X 42
2.55
1.65
0.24
BM66.8 X 56
2.63
2.2
0.06
BM66.8 X 80
2.63
3.15
0.1
BM66.8 X 110
2.63
4.33
0.1
BM71.5 X 185
2.81
7.28
0.16
BM71.8 X 45
2.83
1.77
0.16
BM71.8 X 85
2.83
3.35
0.2
BM73 X 66
2.78
2.6
0.14
BM73.3 X 135
2.89
5.31
0.12
BM76.5 X 50
3.01
1.97
0.24
BM77.1 X 95
3.04
3.74
0.2
BM79.6 X 65
3.13
2.56
0.2
BM81.5 X 52
3.21
2.05
0.24
BM81.9 X 60
3.22
2.36
0.2
BM81.9 X 35
3.22
1.38
0.08
BM84.2 X 11
3.31
0.43
0.22
BM86.5 X 50
3.41
1.97
0.14
BM86.5 X 295
3.41
11.61
0.14
BM91.5 X 65
3.6
2.56
0.12
BM103.4 X 62
4.07
2.44
0.24
BM104.5 X 200
4.11
7.87
0.2
BM107.7 X 29
4.24
1.14
0.19
BM112.8 X 60
4.44
2.36
0.24
BM121.8 X 57
4.8
2.24
0.24
BM131.1 X 90
5.16
3.54
0.2
BM237.5 X 240
9.35
9.45
0.24

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