Stanley Retractable Carpet Knife features a 6-1/2 inch handle length designed for comfortable use and control. Its retractable blade allows you to easily adjust the depth of cut, making it for various carpet cutting tasks. The angled handle design gives you easy access to hard-to-reach places, enhancing precision and convenience. This knife also stores up to 10 regular duty blades and is compatible with both regular and heavy-duty carpet blades, providing versatility for different cutting needs. Model Number: 10-525