National Nail Ledger Structural Screw, 5/16" X 5" Keyed Padlocks Handles open to form a

Handles open to form a nonslip handle

T-shank design fits all combo and most U-shank jig saws

low vibration & low kickback features

Quick change spring-loaded screw

so you can do more

National Nail Ledger Structural Screw, 5/16" X 5" Keyed Padlocks Handles open to form a5 16 in. (7. 9mm) structural screw for deck substructure, deck posts, beams, handrails, landscape timbers, and more Replaces 1 2 in. (12. 7mm) lag screws Sharp point starts fast with no pre drilling Flat, washer style head provides stronger holding power and greater surface contact and finishes flush 3rd party tested for screw strength confirmation T 40 Star Drive provides more points of contact, reducing cam outs and limiting bit wear Available in 3