Typical hardness on diameters 1/4 to 1 inch is HRC 25-34

kitchen cabinets and more

7 x 3 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Box (100)

6-20 x 1 Phillips Drywall Self Drill Screw Zinc Plated (10000)

The zinc plating provides a protective layer that enhances resistance against moisture

3/4-16 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated 3/4-10 Carriage Bolts 18-8 Stainless Steel Typical hardness on diameters 1/43 4 16 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated . Grade 8 Hex Cap Screws are manufactured from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on diameters 1 4 to 2 1 2 inches is