Agrihealth Square End Cut Ear Notcher. Agrihealth Half Round End Cut Ear Notcher (Design C - Square End Cut). The Design C Ear Notcher is currently available in three sizes (4mm, 8mm and 12mm). VioVet Ltd was founded in 2006 by Luke Cousins, the then 16-year-old son of a successful St Albans-based vet and veterinary nurse.
eBay