1、SPECIFICATIONS: 29cm lathe tool rest holder with 20mm diameter post, suitable for woodworking lathe bases with a diameter of 20mm (4/5 inch), providing stable and reliable connection. 2、CAST IRON: The woodworking lathe tool rest is made of excellent cast iron material, has excellent wear resistance, scratch resistance, rust resistance, high hardness, and a long service life. 3、SMOOTHER SLIDING: This lathe tool rest provides more sliding surfaces without the need for readjustment. The rounded hardened steel top allows you to effortlessly slide lathe turning tools. 4、HARDENED STEEL POST: The wood lathe tool rest is welded with a hardened steel post, which will not loosen due to vibration or impact, suitable for most mini and medium sized lathes. 5、CONCAVE DESIGN: The woodworking lathe tool rest holder has a unique concave design, so that your fingers close to the tool holder, secure and reliable, greatly improving work efficiency.