6-20 x 3/8 Slotted Pan Thread Cutting Screw Type 25 Fully Threaded Zinc MPU which means that it has

which means that it has a washer built into the head of the screw

This hex nut is designed with a 1/2-13 thread size

and other general assembly applications

M6 x 12W12

It has a fully threaded body and a Phillips drive

6-20 x 3/8 Slotted Pan Thread Cutting Screw Type 25 Fully Threaded Zinc MPU which means that it hasThese 6 20 x 3 8" Slotted Pan Thread Cutting Screws Type 25 are fully threaded, zinc plated screws designed for use in a variety of applications. They feature a slotted drive and a pan head with a 3 8" diameter. The Type 25 thread cutting screws are designed to create their own threads as they are driven into the material, making them ideal for use in soft materials such as wood or plastic. They are also suitable for use in metal, but pre drilling is