1 oz. used to lubricate the grease reservoir</br>Protects against damage</br>Provides longer tool life</br></br>Product Description</br></br>Makita A90582 Specifications:Rotary Hammer Grease that replaces 181490-7Makita A90582 Features:For use with Makita HK1800L?? HR3851?? HR1821?? HR2410?? HR2400?? HR2511?? HR5000?? HK1810?? HM1211?? HM1500B</br><br/>http://www.amazon.com/gp/product/B0002RICOC