The Lessmann 0.35 Steel Wire Knot Cup Brush is a heavy-duty grinder cup brush designed for demanding metal surface preparation and cleaning applications. Ideal for use before painting or coating, this 65mm diameter knot cup brush delivers aggressive material removal on steel and metal substrates. Manufactured by Lessmann, this knotted wire cup brush features high tensile strength steel wire fill to withstand the rigorous demands of professional metalworking and fabrication tasks. The robust construction makes it particularly effective for removing slag, rust, scale and concrete waste from metal surfaces. With an M14 threaded bore, the brush fits directly onto standard angle grinders for quick and secure attachment. The 0.35mm wire gauge provides an optimal balance between aggression and control, suitable for a range of surface preparation work. Rated to a maximum speed of 12,500 RPM, this knot cup brush is engineered for safe operation with typical angle grinder speeds. Products marked with an asterisk feature a removable bridle that, once removed, exposes an additional 20mm of useable wire to extend the brush's working life. Features and Benefits: • High tensile strength steel wire for heavy-duty metal preparation • M14 threaded bore for direct grinder mounting • Suitable for removing slag, rust, scale and concrete waste • Maximum rated speed of 12,500 RPM for safe operation Specifications: Diameter (mm): 65 Thread: M14 Wire: 0.35 Steel
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