1/2-13 x 1-1/2" Carriage Bolts, 304 (18/8) Stainless Steel Carriage Screws, Round Domed Head Square Neck, Grade A2-70, Full Thread, Coarse Thread UNC, 6-Pack

1/2-13 x 1-1/2" Carriage Bolts, 304 (18/8) Stainless Steel Carriage Screws, Round Domed Head Square Neck, Grade A2-70, Full Thread, Coarse Thread UNC, 6-Pack

• Thread Size: 1/2-13; Screw Length: 1.5"; Package Contents: 6 pieces
• Diameter of the head: 1.09" (27.79mm,max); Height of the round head: 0.27" (6.86mm,max); Height of the Neck: 0.28" (7.14mm,max)
• Material: Crafted from high-grade 304 stainless steel (18-8) for exceptional strength and corrosion resistance—naturally durable without coatings. Outlasts regular steel and zinc-plated fasteners in harsh environments like moisture, chemicals, or extreme temperatures
• Design feature: Big round domed head designed to eliminate the need for a washer; Square neck underneath the head helps self locking; Their strong holding power ensures the stability and reliability of your contructions; Use wrench or plier tools to turn the square neck to install them
• Ideal for demanding outdoor/industrial applications—from agricultural machinery and bridge decking to marine fixtures—these carriage bolts deliver permanent anti-rotation security and zero-maintenance integrity in corrosive environments