Features: Crafted from premium stainless steel, this 8piece drill bushing set offer exceptionals corrosions resistance and wear durability, ensuring long last performances across diverse drilling applications. Featuring 3-10mm inner diameters and M14x1.5 coarse threads, these bushings provide secure grip and stability during high torques operations, minimizing slippage and tool wear. Ideal for professional machinists and enthusiasts seeking reliability drilling accessories, these bushings deliver precise alignment for metalworking, woodcraft, and automotive projects. Optimize workshop efficiency when creating customs fixtures or repairing machinery – the knurled antislip surfaces ensures confident handling even in oily or high vibrations environment. Designed with interchangeable compatibility for punches fixtures, this versatile set reduces setup time while maintaining drilling accuracy across multiple thicknesses and hardness levels. Specifications: Component: Stainless Steel Thread diameter: M14 Inner hole diameter: 3mm/4mm/5mm/6mm/7mm/8mm/9mm/10mm Package Includes: 8pcs Drill Sleeve note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.