This is a #8 insert nut for wood. It is designed to mate with #8-32 screws.

This is a 1/4" insert nut for wood. It is designed to mate with 1/4-20 screws.

The 3/8" nut can mate with 3/8-16 screws. The thread size of this nut is 3/8" inches.

This is a Phillips head machine screw with a length of 3 inches and diameter of 3/8" inches.

This is a Phillips head machine screw with a length of 2 inches and diameter of 3/8" inches.

This is a 1/4" x 3" eyebolt that has a circular end to run wire rope, string , or in our case use roll chain for a CNC machine,

The #8 washer is used in a variety of machines, and will mate with a #8 machine screw.

Phillips head machine screw 3' X 1/4 dia 20 TPI.

Phillips head machine screw 4 X 1/4 dia 20 TPI

This machine hex nut #4 mates with our #4-40 screw.

This is a machine screw with a length of 3/4 inches. We generally use this to secure roller chain, but can be used for many applications, such as mounting electronics. This mates with our #4-40 nut

This is a combo (flat and phillips) head machine screw with a length of 2 1/2 inches and diameter of 5/16 inches. The length is based on the actual screw length not including the head of the screw.

This is a flat head machine screw with a length of 2 inches and diameter of 5/16 inches. The length is based on the actual screw length not including the head of the screw.

The 3/8" shim washer is a vital piece of hardware that will allow the outer bearing race to spin freely while the inner bearing race remains stationary and vice versa.

Phillips head machine screw 1 1/2 X 1/4 dia 20TPI.

This is a phillips head machine screw with a length of 1 inch and a diameter of 1/4 inches. The length is based on the actual screw length not including the head of the screw. The thread is UNC (Unified National Coarse) which is for this 1/4 inch screw is 20 TPI (Threads per inch).

This is a phillips head machine screw with a length of 2 1/2 inches and diameter of 1/4 inches. The length is based on the actual screw length not including the head of the screw. The thread is UNC (Unified National Coarse) which is for this 1/4 inch screw is 20 TPI (Threads per inch).

This is a phillips head machine screw with a length of 2 inches and a diameter of 1/4 inches. The length is based on the actual screw length not including the head of the screw. The thread is UNC (Unified National Coarse) which is for this 1/4 inch screw is 20 TPI (Threads per inch).

This is a flat head machine screw with a length of 1 1/2 inches and a diameter of 1/4 inches. The length is the total length of the screw including the head of the screw since the head is intended to be flush with the surface of the material by countersinking the hole into which the screw will be inserted. The thread is UNC (Unified National Coarse) which is for this 1/4 inch screw is 20 TPI (Threads per inch).

(Cross Dowels or Barrel Nut) Hardware component used to fasten

20UNC square nut

The 5/16" nut

This 1/4" machine hex nut can mate with any of our 1/4" screws. The UNC (Unified National Coarse) is 1/4-20 and the UNF (Unified National Fine) is 1/4-28. The OD (outside diameter) is 0.430". You will need a 1/4" socket to tighten the nut.