Hobson performance data
Bi-Metal 304 Stainless Hex Head Self-Drilling Screw 12-14 x 25 (Bi-Fix, R10): Performance Data
Hobson's two-page DRiLLX product data sheet for the Bi-Fix bi-metal flanged hex head self-drilling screw in 12-14 x 25mm, 304 stainless with an R10 protective coating. It covers applications, pull-out values, a drill point 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.
- Part T4XMXHH1214025: 12-14 x 25mm, 5/16 inch hex head, packed 500.
- Bi-metal 304 stainless with an R10 protective coating (R1000 hours). Made for metal to metal fixing in corrosive conditions: cladding sheets, signs, fences and sheds.
- Working pull-out load from the steel it is fixed into, safety factor 2.5 already included: 450N in 1.2mm G2, 1,400N in 2.0mm G450, 2,100N in 3.0mm G2. Laboratory values; actual loads depend on the base material.
- Drill test: through 2.0mm G450 in no more than 5.5 seconds at 2,200 RPM with 18kg load.
- Use a 5/16 inch hex drive bit and a cordless screw gun at 2,200 to 3,000 RPM and firm, steady pressure while it drills. Do not over-tighten. Impact drivers are not recommended.
Who it helps: Builders fixing cladding, signs and fences in corrosive conditions.
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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.