Dutton Smooth Dogbone Sliding Draw Gag Bit with Rope NoseDutton Smooth Dogbone Sliding Draw Gag Bit with Rope Nose Mouthpiece Width: 5 3 4" Bar Width: 3 8" Noseband Length: 5 3 4" Noseband Width: 1 4" Gag: 5" Features: Copper wrapped dogbone center Draw bits work on external pressure points including the pole and internal pressure points including the bars of the mouth. This one features a smooth dog bone, which relieves the tongue of some pressure.