Screw Size Chart
Solo Woodscrew
Have you got the correct screw size? Please use this measuring ruler and quick guide to help you choose the correct size screw for your needs. Generally screw lengths are taken from the part of the screw that is embedded into the substrate. Measure from the tip to...
150mm
• Countersinking heads are measured to the top of the screw.
• Non countersinking heads are measured to under the head.
1
APPROVED Clean, dry & low humidity environments
CORROSION RATING
Double Countersunk Reduces the likelihood of head shear and assists completion of countersinking.
Fully Threaded up to 80mm Thereafter partially threaded.
Wax Lubricated To enhance screw insertion time, extra driving torque and resistance to corrosion
40° Deep Single Thread To provide a secure fixing with high pull-out resistance.
25° Sharp Point Sharp point and single lead for a fast start and improved thread acceptance. 150mm
140mm
140mm
130mm
130mm
120mm 110mm 100mm
Gauge width (mm) (3.0) (3.5) (4.0)
120mm
No.9 (4.5)
No.10 No.12 (5.0) (6.0)
110mm 100mm
90mm
90mm
80mm
80mm
70mm
70mm
60mm
60mm
50mm
50mm
40mm
40mm
30mm
30mm
20mm
20mm
10mm
10mm
0mm
0mm
* these are approximate sizes only for reference purposes. The TIMco Solo woodscrews carry the
mark in compliance with the Construction Products Regulations (Eurocode 5 EN1995-1-1)