#1 square drive trim head

Download Powers Toggle Bolt Technical Data

14 x 7 Log Hog® Heavy Duty Log Home Fastener (250)

1/2 x 6 High Speed Aircraft Bit

It has a four sided square head at one end and a cup-shaped indentation at the other end

7/16-14 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (225) Flat Mushroom Toggle Bolts Zinc Plated #1 square drive trim head7 16 14 x 3 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (225) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness