Feature: *Light in weight,small in size,more convenient to carry out or store. *Made of anti rust carbon steel material,not easy to break, to use. */8 Inch NPT threads fit for various stype,with detachable design,more options to use. *Easier to reach small deep hole areas,widely application in various metal parts to keep the metal part rusting. Specifications: Product name:Greaser Adapters Material: Zinc plating Color: Silver Overall length:7.7cm/3.03 inch Needle length:3.8cm/.49 inch Needle hole:2mm/0.07 inch Suitable for: Angle Grinder 224399-, 193465-4, 224568-4. Quantity: 2pcs Package Included: 2 × Greaser Adapters Note: .Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data. 【Lightweight and Portable】The grease needles are light in weight and small in size, making them highly convenient to carry and store. 【For durable and Sturdy】Made of anti-rust carbon steel material, these needles are highly for durable and not easily breakable, long-term use. 【Versatile Design】Featuring 1/8 Inch NPT threads and a detachable design, these needles fit various types of grease for guns, providing more options for use. 【Easy Access to Hard-to-Reach Areas】These needles are designed to reach small and deep hole areas, making them for rust in various metal parts. 【Wide Application】Suitable for tools like Angle Grinder 224399-1, 193465-4, 224568-4, these grease needles have a wide range of applications in metal maintenance.