Please don't use this drill type buffers for your lovely car, as they are fixed speed circular buffers can damage your paint, and improper use can permanently damage the paintwork, For this you have to use DA Polisher which is Dual Action Polisher used by professional and weekend warrior like us. you can find one in Pakistan ranging from 18000 Rs appox. and above, you will find plenty of advice regarding the polisher on the forum .. Search box is your friend use it wisely