Toyama Ergonomic Forged Thinner (5.5")Blades Hollow Ground Size 5. 5 27 Tooth Thinner Offset handle with 3D thumb hole and removable finger rest. Forged 440c Japanese Steel. Designed as a matching thinner to the ST741 Cutting Scissors. Will thin approximately 25% of the hair. Perfect for soft textured styles. Corrosion Resistant. TOYAMA Know it by Name Beautifully designed Scissors Thinners made flawlessly from quality Japanese Steel and Manufactured in Taiwan.