GRK 02137 R4 Handy-Pak Multi-Purpose Framing Screw, #10 x 3-1/8", 100-Count Eco_Friendly 450 lb weight capacity

450 lb weight capacity

UL/cUL-damp locations

refill tube and nut

Prevents against pump damage due to freezing

GRK 02137 R4 Handy-Pak Multi-Purpose Framing Screw, #10 x 3-1/8", 100-Count Eco_Friendly 450 lb weight capacityThis 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