Shoof's self-piercing 8 mm copper bull rings are proven to be long-lasting. Featuring a thumbscrew-type locking pin that breaks off when tight, revealing a cross-slot for a screwdriver. Three sizes available: small 64 mm, medium 70 mm, large 76 mm o.d.
Hayes Veterinary own-brand self-piercing copper bull rings. Long lasting, totally proven in use. Thumbscrew-type locking pin, broken off when tight, reveals cross-slot for screw driver. Dimensions are o.d.
