Flat Cup Wheel

and made of a top quality round

Blades cut insulation without nicking conductor

Underwriters Laboratories Inc

Cast Iron Seal Plate Prevents Leaks and Galvanic Corrosion

250'3/16"RD SCRN SPLINE DRILL BITS-SPEEDBORS Flat Cup WheelThis screen retainer spline is constructed of top quality vinyl that is round in shape. It features a hollow core center, it is serrated on its exterior surface, and it is gray in color. Vinyl screen retainer spline like this one is used to hold fiberglass and aluminum screen material to screen frames of both windows and doors. This retainer spline has an outside diameter of 0. 185 (3 16 in.) and measures 250 ft. in length. Used for securing various