Efficiency Performance: Equipped with dual tungsten steel cutter heads, this 45degree pneumatic chamfering machine delivers powerful deburring and trimming capabilities. The handheld air chamfer tool efficiently processes metal round corners and mold edges with precision beveling. UserFriendly Design: Lightweight compact body and ergonomic singlehand operation allow effortless control. Includes a matching wrench for quick vane/wing replacement and chamfer size adjustments. Adjustable Speed Control: The portable air grinder offers chamfer speed through adjustable air intake. Loosen the screw to rotate the scale dial and set the preferred trimming intensity for varied metalworking tasks. Wide Range of Applications: This pneumatic beveling machine handles challenging angles including inner and outer round holes and straight chamfering. It can process 45degree arc corners well and is suitable for narrow spaces. Practical use scenarios: Bevel and deburr weld joints on metal tubes and rods in spaceconstrained environments. Finish inner and outer round holes and mold edges on stamped metal parts, housings, or mold components. Prepare precise 45degree weld bevels on narrow workpieces in automotive, electrical enclosures, or fabrication projects.