Countersunk screw 3/8" - 16 UNC x 1"
3/8" - 16 x 1" Countersunk Screw with Hex Socket UNC Length 25.40 mm
American Coarse Thread UNC
16 Threads per inch
ASME/ANSI B 18.3-2002
Countersunk Head 82°
Hardness RC 39-44
Class FIT 3A
Similar to DIN 7991
Length including head 1 inch = 25.40 mm
Thread diameter 9.53 mm
Wrench size 7/32"
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This Product was added to our catalogue on 19/05/2026.