The MERCER CUTLERY M14512 Regular Cut Sharpening Steel is a 12-inch manual knife sharpener specifically designed by the renowned brand Mercer Cutlery. This sharpening steel is ideal for keeping your kitchen knives in top condition and ensuring a clean and precise cut every time you use them. With its durable construction and ergonomic design, this sharpening steel is a must-have tool for any home cook or professional chef looking to maintain their knives in pristine condition.