GRK GRK-10231 - RSS Structural Screws, 5/16-in x 5-1/8-in (300-Pack) 20V MAX XR High output cast iron pump

High output cast iron pump delivers maximum performance and operational life

(1) 1-3/4" SDS MAX Rotary Hammer (5546-21)

and sheet metal applications

Fastening onto the thread can then be done quickly and safely

8784 B1 Zyklop 3/8" square to 1/4" hex bit adapter

GRK GRK-10231 - RSS Structural Screws, 5/16-in x 5-1/8-in (300-Pack) 20V MAX XR High output cast iron pumpThe GRK RSS (Rugged Structural Screw) is the premier alternative to traditional lag bolts, engineered for high demand structural applications. Made of specially hardened steel, these screws provide industry leading tensile, torque, and shear strength. The patented W Cut design and Zip Tip point allow for rapid penetration without the need for pre drilling, significantly reducing installation time and physical effort on the job site. Equipped with an