GRK GRK-10223 - RSS™ Rugged Structural Screw, 5/16" x 3-1/2" (500 Count Pail) Magnetic Hex Driver it can charge a phone

it can charge a phone up to five times with an M18(TM) XC 5

Reverse scale markings mean you don't have to flip the square for faster operations

while the coil format ensures quick and efficient use with automatic nailers

and can drill up to (125) 3/8 in

tongue and groove joints and even more

GRK GRK-10223 - RSS™ Rugged Structural Screw, 5/16" x 3-1/2" (500 Count Pail) Magnetic Hex Driver it can charge a phoneThe GRK RSS Rugged Structural Screw is the premier alternative to traditional lag bolts, engineered to provide exceptional tensile, torque, and shear strength without the need for time consuming pre drilling. Designed for heavy duty applications, these high performance fasteners feature a patented design that allows for faster installation and superior drawing power in wood to wood connections. The built in washer head provides immense holding power