Specifications Component Stainless SteelLength 169mm 178mm 254mmCompatible Diameter 9 7 10 5mm Features 1 Made from stainless steel ensuring it can withstand repeated use and challenging working conditions providing a long service life and absorbing vibrations to minimize impact 2 Equipped with a fixed clamp holder for a more secure and stable attachment enhancing safety and reliability during use 3 Two screws on the extension rod can be tightened to ensure a stable connection that won t loosen during operation 4 Ideal for milling drills particularly for deep hole milling and creating openings perfect for installation tasks pipe feedthroughs and window constructions 5 Designed with excellent rotational flexibility to easily adapt to various working environments thereby increasing work efficiency Package Includes 1 x Drill Extension Size as your choice