KOKUYO acrylic curve rulers, a 32-piece set for various designs. - Brand: KOKUYO - Model: TZ-4231 - Material: Acrylic - Quantity: 32-piece set - Design: Curve rulers A standard professional item from the Showa era, purchased about 30 years ago for furniture drafting. It is said that this set can draw any curve. All 32 pieces are present. The rulers themselves are in beautiful condition as they have hardly been used, but the case exterior is worn. No claims accepted.