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Penta Bolts

Penta bolts are tamper resistant, having pentagonal heads that cannot be loosened by typical hardware store tools. These fasteners are commonly used to secure manhole covers.


Dia/Thread Size : 1/2"-13
Material : Stainless Steel
Grade : 18-8
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length SKU Pkg Qty Price
Length SKU Pkg Qty Price
1" 0175160 EA 10.40
1-1/4" 0175161 EA 6.73
1-1/2" 0175162 EA 9.49
1-3/4" 0175163 EA 6.48
2" 0175164 EA 9.02
2-1/4" 0175165 EA 10.16
2-1/2" 0175166 EA 10.91
2-3/4" 0175167 EA 8.76
3" 0175168 EA 12.58
3-1/2" 0175169 EA 7.31
4" 0175170 EA 10.29
5" 11554509 EA 8.77
Dia/Thread Size : 3/8"-16
Material : Stainless Steel
Grade : 18-8
System of Measurement: Imperial (Inch)
System of Measurement: Imperial (Inch)
Length SKU Pkg Qty Price
Length SKU Pkg Qty Price
3/4" 0175148 EA 10.53
1" 0175149 EA 8.38
1-1/4" 0175150 EA 9.02
1-1/2" 0175151 EA 10.54
1-3/4" 0175152 EA 9.90
2" 0175153 EA 13.91
2" 11554505 EA Call for Price
2-1/4" 0175154 EA 14.03
2-1/2" 0175155 EA 13.59
3" 0175157 EA 15.76
3" 11554506 EA 4.07
3-1/2" 0175158 EA 13.33
4" 0175159 EA 14.99
4" 11554507 EA 6.41
5" 11554508 EA 8.98