Millrose 62850 Power-Deuce Brushing Tool Set Self cleaning. - Durable ABS housing Power or manual use Rust-proof stainless steel bristles for plumbing and HVAC projects Set includes: 1/2" I.D. (5/8" O.D.), 3/4" I.D. (7/8" O.D.), 1" I.D. (1-1/4" O.D.) and Quick-Change Adapter