1、Metric Screw Nut: These half nuts are designed specifically for metric leading screws, with a diameter of 16mm and a pitch of 1.5mm, ensuring seamless connection, and meeting high accuracy machining requirements. 2、Easy to Open and Close: Adopting top and bottom half nut opening and closing design, easy to install and disassemble quickly, improving work efficiency. The thread design on both sides enhances the fit with the leading screw. 3、Applicable Lathe Model: These half open nuts are suitable for 0618 CJ18 CJ0618A 7x12 7x14 0618‑3B mini lathes, with strong compatibility, making them ideal spare part choice and reduces costs. 4、Compact and Practical: These half nuts have compact size and lightweight design, making them easy to install and disassemble, and are important components for improving lathe accuracy and flexibility. 5、Steel Material: These half nuts are made of excellent 45 steel material, which has high hardness, impact resistance, wear resistance, no deformation, and can maintain stable performance in various working environments. Item Type: Half Nut Material: 45 Steel Thread Diameter: Approx. 16mm / 0.63in Thread Pitch: Approx. 1.5mm / 0.06in Half Nut Size: Approx. Application: For 0618 CJ18 CJ0618A 7x12 7x14 0618-3B Mini Lathes 2 x Half Nuts