12-24 x 3/8 Unslotted Hex Washer External Sems Machine Screw Fully Threaded Zinc 1/4-20x1/2 The conical shape of the

The conical shape of the nut helps to prevent it from loosening due to vibration or movement

This 7/8-9 x 4 1/2 Square Head Machine Bolt Plain is a high-quality fastener designed for various industrial and construction applications

The 6-32 x 3 1/2 Slotted Pan Machine Screw Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications

while the metric threads ensure compatibility with standard M6 nuts and components

The 4-40 x 5/16 6-Lobe Pan Machine Screw Fully Threaded Black Zinc is a small

12-24 x 3/8 Unslotted Hex Washer External Sems Machine Screw Fully Threaded Zinc 1/4-20x1/2 The conical shape of theThese 12 24 x 3 8" Unslotted Hex Washer External Sems Machine Screws are fully threaded and made of zinc plated steel. They have a hex washer head with an external star washer and are designed for use in a variety of applications. The zinc plating provides corrosion resistance, making them suitable for both indoor and outdoor use. These screws are commonly used in automotive, construction, and manufacturing industries.