Introducing POWERTEC 71793 HDPE Miter Bar 3/4 in. x 3/8 in. x 17 in. for Crosscut Sled, Table Saw Sled, Jigs, Fixtures and Miter Slots 3/4 in. x 3/8 in., with Mounting Screws, (4PK) This HDPE miter bar was designed to help you produce quality results when building jigs and fixtures for your router table, band saw, and other woodworking tools using a table saw miter slot. Won't swell or shrink with the change of seasons or with moisture. The HDPE miter bars are ideal for cross-cut sleds and other accessories, safely keeping hands away from the blade. Avoid risking your limb when crosscutting smaller pieces with a crosscut sled you specifically calibrate with your table saw. Package Contains: 4 x 17 in. HDPE miter bars, 20 x 8 x3/4 flat head wood screws. Material: HDPE (High Density Polyethylene).