6 PCS Adjustable Parallel Set High Hardness Steel Parallel Block for CNC Milling Grinding Workpiece Supporting Tool

6 PCS Adjustable Parallel Set High Hardness Steel Parallel Block for CNC Milling Grinding Workpiece Supporting Tool. High Hardness Material: Made of hardened steel with hardness HRC55-62 for wear resistance. Stepless Height Adjustment: Adjustable height range from 3/8'' to 2-1/4'' for versatile use. OEM & ODM Customization: Custom size, precision grade, and laser marking supported by drawings. Durable Leather Case: Comes with a leather carrying case to prevent loss and scratches. Wide Application Scope: Ideal for CNC milling, grinding, layout inspection, and workpiece clamping. Global Certification: Certified by JIS, DIN, ANS, GB, CE, ISO, and SGS standards. Long Service Life: Maintains consistent parallelism after long-time repeated use.