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Code

Hole diameter
Length
inches mm
P-SP - 2N 1/8" 19.05
P-SP - 4N 1/4" 24.10
P-SP - 6N 3/8" 25
P-SP - 8N 1/2" 30.50
P-SP - 12N 3/4" 30.50
P-SP - 16N 1" 38.10