The Hertzko Dog Nail Clipper is made with a high grade, sharp, stainless steel blade which ensures that you never do uneven cuts that can lead to breakage or injury. The easy to lock blades allow for safe and convenient storage. The comfortable rubberized handle prevents hand and wrist strain while caring for your pet. The Hertzko Dog Nail Clipper is also recommended by both veterinarians and professional groomers to use on medium to large dogs or cats.