Features: Crafted from high strength stainless steel, this drill bushing set offer exceptionals corrosions resistance and durability, featuring interchangeable sleeves (3-10mm optinal) to handle diverse drilling tasks with precise . The M14x1.5 coarse thread ensures secure locking stability, while the antislip knurled surfaces enhances grip for safe operate during high torques applications. Ideal for professional machinists, metalworkers, and enthusiasts requiring reliability tool guidance in metalworking, woodcraft, or home renovation projects. Perfect for workshop drilling jigs, industrial machinery maintenance, or precise hole alignment in automotive parts and furniture assembly. Optimize workflows efficiency with quick changes compatibility for drilling fixtures, combining ruggeds stainless steel construction with ergonomic design for long term performances. Specifications: Component: Stainless Steel Thread diameter: M14 Inner Hole diameter:Approx.3mm 4mm 5mm 6mm 7mm 8mm,9mm,10mm(Optional) Package Includes: 1pc 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.