Hours Of Operations Harbor Freight Tools Maryland Gaithersburg Harbor Freight Tools Hours of Operation and Locations in Gaithersburg, MD 4.9 - 107 votes 1 Locations in Gaithersburg www.harborfreight.com Harbor Freight Tools Hours Category: Home & Garden Harbor Freight Tools - Gaithersburg, MD 20877 9649 Lost Knife Rd(301) 947-2905 View Store Details Explore GaithersburgView More Apparel Sam's ClubCostcoRoss Dress for LessBurlington Coat FactoryKmart Sports CostcoTargetSports AuthorityLA FitnessDick's Sporting Goods Jewelry Sam's ClubCostcoBurlington Coat FactoryLord & TaylorZales Recommend For You Sharpe's Department Stores Joe's Jeans Road Runner Sports Allen Edmonds Mollie Stone's Markets Harrington Galleries Site for Sore Eyes Smartwool Reads Uniforms Haggar Clothing