Sutton Tools Quick Change Extension Shanks are available in 1/4" and 7/16" hex. These extension shanks are inter-mate-able providing extra long reach. Available through AIMS Industrial Supplies, these tools meet the exacting demands of Australian tradespeople, engineers, and maintenance teams who need quality cutting tools they can depend on shift after shift.Where this tool is used Precision cutting and machining operations across ferrous and non-ferrous materials in industrial environments. Workshop, production and maintenance applications where reliable tool performance and accuracy are essential. CNC and manual machining operations requiring consistent, repeatable results. Key specifications Specification Detail Material Carbon Steel Finish Brt Selecting the right optionConsult the AIMS team if you need help selecting the right size, grade or specification for your specific material and application requirements. If you're unsure which size or specification best suits your application, the AIMS team is ready to help — contact us for technical support or to arrange a sample.Features and benefits 7/16" hex shank suits 7/16" hex tool holders and 13mm chucks Recessed quick change spring-loaded sleeve prevents accidental release Tapered head design guides the extension through the hole 7/16" Hex opening suits 7/16" hex power bits About this rangeSutton Tools Quick Change Extension Shanks are available in 1/4" and 7/16" hex. These extension shanks are inter-mate-able providing extra long reach.Sutton Tools brings over 100 years of Australian cutting tool expertise to this product range, combining advanced metallurgy, precision grinding and surface treatment technology. Every product in the Sutton catalogue is engineered to meet or exceed the dimensional standards that Australian industry demands — giving you the confidence to specify Sutton Tools in critical applications where consistency, accuracy and tool life directly affect your productivity and cost per part. AIMS Industrial Supplies stocks an extensive range of Sutton Tools products for fast delivery across Australia. Our team can assist with technical selection, quantity pricing and sourcing of specialist sizes — contact us to discuss your requirements.