National Hardware Steel Threaded Rods Coarse Thread 3/4"-10 x 72" Extensions are ideal for cut outs

are ideal for cut outs in fiber backerboard & other underlayment materials

Dual Tooth design features a double tooth configuration with small gullets for faster material removal and extra durability

36" x 24" x 8"

meets and exceeds APA AFG-01 specs

National Hardware Steel Threaded Rods Coarse Thread 3/4"-10 x 72" Extensions are ideal for cut outsNational Hardware's 3 4" 10 x 72" Steel Threaded Rod is designed for hanging, connecting, clamping, and supporting in plumbing, heating and electrical applications and other do it yourself projects. Consists of UNC coarse threads Can be drilled, cut, heated, or shaped For interior applications Safe working load of 6,750 lbs Meets ASTM A307 Grade A