SPAX® 1/4" x 5" T-Star Drive Grade 5 HCR Exterior Coated Washer Head PowerLags®

Patented thread serration technology allows the screw to be driven faster, reduces splitting in wood, and reduces driving torque by 40 percent
The ideal replacement for the conventional lag screw. IRC/IBC Code Compliant: TER-No. 1912-07
True to size thread diameters, grade 5 heat treat, and the washer head style are just some of this fasteners distinct advantages. Tested under the toughest scenarios to give you confidence in every connection
T-Star 6 lobe design is compatible with all industry standard bits and provides superior bit engagement
Built-on washer head designs eliminate the need and extra cost of a separate washer
Fastener length stamp on the head provides convenient identification without measuring and aids on-site inspections
HCR (High Corrosion Resistant) double barrier coating is tested and recognized for use in ground contact and pressure treated lumber for exterior fresh water general construction applications
SPAX® 1/4-in. PowerLags require a T-Star driver bit: T-30 Bit (Bit included)
Common applications: Landscaping timber, fencing, exterior treated lumber, structural wood to wood connections