Countersunk Head Screw 1/4"- 20UNC x 2" A2 (50.8 mm)
American Coarse Thread UNC
20 Threads per Inch
Stainless Steel A2 18.8
Similar to DIN 7991
Length with head: 2 inches = 50.80 mm
Thread diameter: 6.35 mm
Wrench size: 5/32 inch
Available at www.Zoll-Schrauben.ch - Your source for premium inch screws and fasteners.
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This Product was added to our catalogue on 10/06/2026.