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Bolt, hex, plain, GR 8.8, UNF, 31.75 x 177.8 mm, 12 TPI, Fastbolt.
Brand: Fastbolt
Your order will be fulfilled from your branch. For surplus stock from
Central Distribution, please allow seven (7) working days from delivery.


A hexagon bolt, commonly know as a Hex Bolt, is a threaded fastener with a hexagonal head shape. This type of bolt is designed to be installed using a spanner. Hexagon Bolts are favoured for their robust shape, which makes them suitable for more heavy-duty fastening applications.

Product properties
Brand Fastbolt
Category Bolts
Outside Diameter (mm) 31.75
Length (mm) 177.8
Grade 8.8
Material High Tensile
Series Imperial
Thread Type UNF
Type Bolt
Surface Finish Plain
TPI 12.0