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Fleck Screw Hex Washer 620×1/2 Zinc

Fleck Screw Hex Washer 620×1/2 Zinc

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Fleck Screw Hex Washer 620×1/2 Zinc

Standard:  ASME B 18.5, DIN603, DIN604, DIN608

Size:  1/4”-1”, M5-M20

Material:  Carbon Steel, Alloy Steel, Stainless Steel, Brass

Grade:  SAE J429 Gr.2, 5,8; ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9

Thread:  M, UNC, UNF

Finish:  Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.

#6 x 1/2 in. Zinc-Plated External Hex Hex-Washer-Head Self-Drilling Sheet Metal Screw (100-Piece). Super-sharp threads draw material together for a secure hold. Threads create their own mating thread in pre-drilled holes. Versatile screw attaches plastic, metal, fiberglass, and wood.


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