Manson Tool & Supply Company Manson Tool & Supply Co., Inc. - Industrial Distributor of mill and machine shop supplies. Manson Tool & Supply Co., Inc. is an Industrial Distributor of mill and machine shop supplies. We maintain an extensive inventory of Starrett Tools, Vlier spring plungers, Onsrud router bits, 3M abrasives and Carr Lane jig and fixture components. If you are looking for cutting tools in high speed steel, cobalt, or carbide we represent many top quality brands. These companies manufacture taps, drill bits, end mills, countersinks, counterbores, reamers and tool bits. In additio