Drywall Dense Board Screws - PH - Reduced Countersunk - High-Low Thread - Black - 3.9 x 55

Timco

Designed for attaching dense board to timber stud work. The super sharp point and high low thread is specially designed for an excellent fixing into timber. Phillips No.2 recess for a positive drive. Countersunk head for improved countersinking into the dense board. High-Low thread for increased pull-out value into both timber and thin sheet metal. Coarse thread for extreme hold. Fire Classification - A1. 3.9 x 55 DRYD Pack Type: Box Pack Quantity: 1000 Pieces. CE Standard: BS EN 14566:2008, Corrosion Rating (1-5): 1 - Clean, dry & low humidity environments, Driver Bit Size: PH2, Finish: Black Phosphate, Head Type: Reduced Countersunk, Included Items: PH2 S2 Bit (Qty 1), Material: Carbon Steel, MOQ: 1, MOQ Increment: 1, Pack Qty: 1000, Pack Type: Box, Point Type: 25° Sharp, Recess Type: Phillips, Size (mm): 3.9 x 55, Thread L (mm): 50, Thread Type: High-Low