TIMco Window Fabrication Screws Countersunk with Ribs PH Single Thread Gimlet Point Zinc - 4.8 x 25 - 1000 Pieces
TIMco
Product Code: 209Z
Multiple uses for fitting a variety of hardware to frames where there is no steel or aluminium reinforcement present. Also known as a repair screw, frequently used in stripped holes. Countersunk head with ribs under head for improved countersinking.