Allied Bolt - PART# 1551

• A tapping screw with spaced threads and a drill point which drills its own hole.
• Can drill into steel or wood without predrilling hole.
• Case hardened so surface has a minimum Rockwell Hardness of C52.
• Manufactured from AISI 1016 Steel.
• Zinc plated to meet ASTM Specification F1941.
• Screws conform to the dimensions of IFI-113.

Standard Packaging Information