The SF17 model is a powerful cutting tool that features a 7.5-inch size, full convex blade, oval swivel thumb finger ring, high-stability four-slit ball bearing screw, and black metal bumper. It is forged in our exclusive high-carbon hardened JIS approved steel with modern technology of sharpening, hardening, and polishing of the blades. It is excellent for wet and dry cutting, making scissors over-comb fast and effortless.