BWE European Style Single Handle Commercial Bathroom Antique Brass Mixer Faucet for Vanity Sink The hole diameter of your sink 1.3 inch-1.77 inch could install this faucet or you have to drill the hole Brass faucet body ensures quality and longevity Single lever design for effortless flow and temperature control Standard 3/8-In compression threads easy to install and hardware Pop Up Drain and lift rod are NOT included