Hillman 1/4 In. 20 tpi 1-1/2 In. Round Head Combination Machine Screw (100 Ct.) Pack options:Pack of 1 1-1/2" course thread drains

1-1/2" course thread drains

5-year manufacturer's warranty

22-gauge end outlet tee with 4" tailpiece

For indoor or outdoor use

Use for DEF (urea)

Hillman 1/4 In. 20 tpi 1-1/2 In. Round Head Combination Machine Screw (100 Ct.) Pack options:Pack of 1 1-1/2" course thread drainsA machine screw is a fastening screw with a machine cut thread throughout the length of its shank. Machine screws are used with nuts or screwed directly into a threaded receptacle to fasten various components together in machines, tools, etc. Fasten with a screwdriver to reduce risk of over tightening and protect the screw and fastened material. If nuts are needed, use with nuts of the same finish and threading for proper fit. The length of a machine