YUKO Flex Horn #SC180 BC Type Silicon Carbide Shaft Diameter 3.3mm SC180 BC-7.0 1 Piece

Catalogue number: BC-7.0 Features: * A ball made of sintered artificial abrasive grains is attached to the fiber resin feet protruding from the shaft. * The feet are made of nylon resin and are highly elastic, making it possible to polish the inner surfaces of workpieces that have burrs or uneven surfaces. Applications: * Deburring, polishing and finishing the inner surfaces of various general industrial equipment and parts. * Rust removal and polishing of the inner surfaces of various cylinders for automobiles, railway cars, ships, etc. * Rust removal, deburring and polishing of the inner surfaces of 4 to 900 mm pipes. Specifications: ● Shaft diameter (mm): 3.3 ● Suitable inner diameter (mm): 6.5-7.5 ● Total length (mm): 203 ● Abrasive grain: Silicon carbide ● Abrasive grain length (mm): 50 ● Tools used: Air drill, electric drill (three-speed), drill press ● Rotation speed varies depending on the workpiece, but is used between approximately 300 and 1200 rpm ● Working time varies depending on the workpiece material and purpose of use, but as a guideline 10-20 seconds, reciprocating motion is approximately one reciprocation every 2 seconds ● Grinding fluid uses aqueous solution (soluble type) or spindle oil Material/Finish: ● Shaft: Zinc-plated wire