Hillman 3/8 in. Diameter x 1-1/4 in. Length Heat-Treated Steel Hex Head Cap Screw, Grade 8, Coarse Thread, 100-Pack M8 Screws The broad 1-inch cap is

The broad 1-inch cap is a subtle design detail that prevents unsightly tears

Thin Shank: Reduces wood splitting while driving

Heat-Treated Zinc Finish: Provides corrosion protection and long-lasting performance

It’s a luxurious foundation that marries beauty with uncompromising durability

Q: What head type do these spikes have

Hillman 3/8 in. Diameter x 1-1/4 in. Length Heat-Treated Steel Hex Head Cap Screw, Grade 8, Coarse Thread, 100-Pack M8 Screws The broad 1-inch cap isHillman Grade 8 Hex Head Cap Screws, 3 8" x 1 1 4", 100 Pack Heavy duty hex head cap screws made from heat treated steel for high strength fastening. Grade 8, coarse thread bolts ideal for automotive, machinery, and structural applications requiring reliable clamping force. Key Features: High Strength Grade 8: Heat treated steel delivers superior tensile strength for demanding assemblies Coarse Thread Design: Provides better grip in softer materials