Hobson performance data
Metal SDS Flanged Hex Head Screw 12-14 x 20 to 45, Class 4: Performance Data
Hobson's two-page DRiLLX product data sheet for the Metal SDS flanged hex head screw, 12-14 gauge, Class 4, in five lengths. It covers applications, pull-out values, a drill test, mechanical properties, dimensions and installation.
What this covers
- Applications
- Material and finish
- Pull-out values
- Mechanical properties
- Dimensions and part numbers
- Installation
Key things to remember
The essentials from this document in plain words. Check the full document before you rely on a figure.
- Parts T9PM4FH1214020 to T9PM4FH1214045: 12-14 x 20, 25, 30, 35 and 45mm, 5/16 inch hex head, packed 1,000.
- For metal to metal fixing: wall cladding, sheds, fencing and gates, signage, and hinges into metal posts, gates and doors.
- SAE1022 steel with a Class 4 finish.
- Working pull-out load from the steel it is fixed into, safety factor 2.5 already included: 560N in 1.1mm G2 purlin, 1,850N in 1.9mm G450, 3,840N in 3.8mm G450. Laboratory values; actual loads depend on the base material.
- Use a 5/16 inch hex drive bit in a cordless screw gun at 2,200 to 3,000 RPM, with firm, steady pressure while it drills. Do not over-tighten. Impact drivers are not recommended.
Who it helps: Builders and fabricators fixing into heavier steel sections outdoors.
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This document is published by Hobson Engineering, who supply this range to us. We show it here in full so you can read it next to the product; the summary above is ours. Read it on this page or download the PDF. For the most current version, ask us.