These are a replacement pair of high quality Makita GA4530R GA4534 GA5030 CB459 Carbon Brushes for the following Makita tools GA4034 Angle Grinder GA4530 Angle Grinder GA4534 Angle Grinder GA5434 Angle Grinder GA5034 Angle Grinder GA5030 Angle Grinder JS1601 Shears JS1000 Straight Shear PJ7000 Biscuit Jointer TM3000C Multi-Tool These are HIGH Quality CB459 Makita Carbon Brushes made from Fuji Japan Carbon just like Makita and made from HIGH grade Copper Springs. 100% Money Back Guarantee if your not happy, but my feedback and sales figures speak for themselves. PLEASE ENSURE YOU CHECK YOUR MAKITA MACHINE CORRECTLY BEFORE PURCHASING.