Conduit Pipes Deburring Tool Set: the reamer tools kit includes 1 improved No. 2 square recess drill bit, 3 replaceable blades, 3 set screws and 1 hex key wrench, which provides a complete tools for electrical metallic tubing pipe deburring Power Conduit Reamer Advantage: the conduit reamer kit help install fittings in a fraction of the time; The 1/4inch size is designed to fit into 1/4 impact drill chucks and quick release adapters; And the No. 2 square bit have improved bit retention, reducing quantities of time on projects of conduit runs Conduit Reamer Replacement Blade Kit: the pipe reamer blade is easy to install due to there are 3 x blades, 3 x set screws and 1 x key; Put the set screw in the hole to fix the replacement blade on the bit carry body that the hooded blade design keeps tip from slipping out of screws Quality Materials: the pipe reamer set is made of high carbon steel, stainless steel with outer nitride process as such quality materials, which is wear resistant, heat resistant and corrosion resistant for electrical metallic tubing pipes in various environments Designed for Electrical Metallic Tubing: the precision engineered replaceable conduit reaming kit is reaming both the inside and outside of electrical metallic tubing pipe removing burrs as great reaming parts Product Description Conduit reamer tools kit appplied to deburr electrical metallic tubing pipes to prevent wire insulation from hanging off when wires are pulled in the pipe. Applicable electrical metallic tubing pipes size: 1/2-Inch (13 mm) 3/4-Inch (19 mm) 1-Inch (25 mm) Specifications: Color: black Material: metal Pattern: as the picture shows Conduit drill bit size: 3.4 x 1.0 x 1.0 inch Wrench size: 1.8 x 0.6 inch Package Contents: 1 set Conduit Reamer Tools Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.