FASTENER TEST PLATES › TP-31-28 Image 1 of 1 TP-31-28 $15.50 Screw Size: 5/16Plate Size: 2" x 8"Thickness: 0.1880Hole Size: 0.2720Number of Holes: 23Style: Untapped Quantity: Add To Cart Added! Screw Size: 5/16Plate Size: 2" x 8"Thickness: 0.1880Hole Size: 0.2720Number of Holes: 23Style: Untapped