Features 1、Made of high quality HSS material, high hardness, wear resistance and heat resistance. 2、9 kinds of boring bar of different lengths to meet your different needs. 3、Boring bar can be used on boring machine, lathe or milling machine. 4、Excellent workmanship to ensure high accuracy. 5、he handle of boring bar is thicker, more durable. Specification Feature: Made of high quality HSS material, high hardness, wear resistance and heat resistance. 9 kinds of boring bar of different lengths to meet your different needs. Boring bar can be used on boring machine, lathe or milling machine. Excellent workmanship to ensure high accuracy. The handle of boring bar is thicker, more durable. Specification: Model: F1 Material: HSS Shank: 1/2" Type of structure: Welded type Package list: 9 * Boring bar Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product. Package List