24 Piece wire brush set

DURABLE: This 24 piece wire brush set has hardened and tempered, brass plated crimped steel wire wheels for an effective clean. VERSATILE: With a maximum 4,500 RPM, it contains a useful assortment of crimped and cup wire brushes. Kit Contents:  6 x  50mm (2") wheel brush, ¼” shank, shank length: 33mm;. 6 x 100mm (4") wheel brush, ¼” shank, shank length: 33mm;. 6 x 50mm (2") cup brush, ¼” shank, shank length: 33mm;. 6 x 75mm (3") cup brush, ¼” shank, shank length: 33mm.