Application
Hex head self-tapping screws Type ‘A’ are used to fasten steel or aluminum profiles to steel purlins up to a maximum of 3.0mm thickness or to wood sub-structure. Available in Stainless Steel Grade 304/316 and Carbon Steel with RUSPERT/TUFCOTE coating. Thread dia: #14 (6.25-6.50mm) Thread type: Coarse(???A???) with sharp end Length: 1″ – 9″ (25mm – 225mm) Recommended drill bit diameters
Metal thickness | Drill bit dia |
---|---|
0.63-0.75mm | 4.0mm |
0.88-1.25mm | 4.5mm |
1.5-3.00mm | 5.0mm |
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