Specification Brand : Aramox BulletPoint1 : [High hardness material] Made of chrome-molibdeno alloy steel, this cholet chuck support offers exceptional hardness for long-term durability. BulletPoint2 : [Strong fastening force] With high rigidity and strong clamping strength, this straight Spacer Sleeve/Shaft Extender ensures a and stable grip during machining processes. BulletPoint3 : [Versatile and convenient] suitable for ER20 Chuck, this milling cutter Spacer Sleeve/Shaft Extender is compatible with a variety of , which does so for different processing scenarios. BulletPoint4 : [Extended depth processing] Long design allows deep holes processing, resolving the need for extended depth processing without compromising performance. BulletPoint5 : [Easy installation] This Chuck Collet ER20 support is designed for a quick and convenient installation, providing useless use. ItemName : Er20A-100L Collet Collet Grinding Cutter Spacer SleeveShaft Extender for Deepsized Holes, Made Chromemolibdeno Alloy Steel for ER20 Chuck (C16) ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 5 centimeters ItemTypeKeyword : workholding-collets Manufacturer : Aramox ModelName : Aramoxrgo8xnyk1c-11 ModelNumber : Aramoxrgo8xnyk1c-11 ProductDescription : 1. Made of chrome alloy steel material -Molibdeno with high hardness 2. The length is suitable for the processing of deep holes, which can solve the need for extended depth processing 3. The product has a high rigidity and strong clamping force 4. Variety of to meet the needs of different processing scenarios 5. Adequate for ER20 Chuck, which is convenient to install