TIMco Twin Threaded Woodscrews in zinc have 60° twin threads, a large core diameter and a single lead start with a 25° sharp point. They are made from C10-18 steel with a parallel shank to assist drive.
Twin-Threaded woodscrews available in TIMbag are:
Double Countersunk Zinc, Blackjax and Topbrass.
- Gauge (Imperial)
- Length (Inches)
- Pack Type