Hobson Engineering provides images of Test Certificates in PDF format for AS1252 Structural assemblies, nuts and washers; Squirter DTI washers; Class 10.9 hex bolts; Class 10 hex nuts; Hobrod; Class 8.8 hex bolts; Sampsonrod; Grade 2 nuts; Grade 5 bolts and nuts; Grade 8 bolts and nuts; Plow bolts and nuts; Class 8 nuts and Pipe Fittings.

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