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,durable to use. *1/8 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/1.49 inch Needle hole:2mm/0.07 inch Suitable for: Angle Grinder 224399-1, 193465-4, 224568-4. Quantity: 2pcs Package Included: 2 × Greaser Adapters Note: 1.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.