Allied Bolt - PART# 679

• Square drive allows installer to use greater torque when tightening and reduces chance of driver slipping out of fastener.
• Used to “tap” their own mating internal thread when driven into preformed holes in metallic materials.
• Does not require a preformed hole in wood.
• Case hardened so surface has a minimum Rockwell Hardness of C45.
• Manufactured from AISI 1016 Steel.
• All sizes are fully threaded.
• Zinc plated to meet ASTM Specification F1941.
• Screws conform to the dimensions of ASME B18.6.3

Standard Packaging Information