ALFI Brand AB2039S Solid Stainless Steel Commercial Spring Kitchen Faucet Commercial style kitchen faucet with spring and arm to hold the head which can be pulled down to wash large areas One handed control valve. Pull to the right to control pressure, push front and back for water temperature. Indicated by a small blue and red dot SOLID STAINLESS STEEL faucet made of the highest quality material, designed to last Recommended faucet hole diameter in countertop or sink to be 1 1/2" Compliant with the new lead legislation AB1953 effective in CA and VT