Screws more than 1" long are threaded 2/3 of the shank length

7/16 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (3500)

#31 x 6 High Speed Aircraft Bit Cobalt

LedgerLOK® is the first fastener engineered to attach deck ledger boards to a wooden house structure with no pre-drilling

5 x 70 Hex Cap Screw 8

5/16-24 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (100) M14-2.00 Socket Cap Screws 12.9 Alloy Plain DIN 912 Screws more than 1" long5 16 24 x 1 1 4 Grade 5 Hex Cap Screw Plain Domestic USA (100). Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of