T- Brush by Chris Christensen, maker of quality products for dog shows and show dog grooming. Glides through the coat with less wrist movement than standard designed pin brushes. Excellent for tired wrist and carpal tunnel syndrome. The only brush of its kind for grooming dogs! Ground and polished pins. Use 16mm for medium to long coats, 27mm for extra long coats. Lightweight, durable Beech wood with cushioned backing reduces grooming time by half.