GRK 02177 R4 Handy-Pak Multi-Purpose Framing Screw, #12/14 x 6-3/8", 50-Count SummerFun The accumulation of ammonia in

The accumulation of ammonia in horse stalls and barns is more than an odor nuisance

Secure Rigid

000 average life hours

stronger & longer than others

GRK 02177 R4 Handy-Pak Multi-Purpose Framing Screw, #12/14 x 6-3/8", 50-Count SummerFun The accumulation of ammonia inThis design enhances the R4's versatility by allowing the fastener to countersink into even the hardest woods. The head of the screw closes the hole off with precision leaving no damaged fibers around the head. R4 screws 2" and longer have a four threaded CEE Thread. This enlarges the screw hole for the non threaded portion of the fastener, allowing the wood to settle easily. It increases the screw's drawing strength and reduces the friction on the