Tom Balding Loose Ring Small Iron Worker BitTom Balding Loose Ring Small Iron Worker Bit Mouthpiece Width: 5" Bar Width: 5 8" Ring Diameter: 3 1 2" Ring Thickness: 5 8" Bit Material: Sweet Iron This beautifully crafted snaffle bit features a satin Loose Ring. The mouthpiece is the Tom Balding Small Iron Worker. The mouthpiece is 5 1 8" and the ring diameter is 5 16". The Tom Balding Baseline Bits feature a satin finish and do not have copper inlays.