Black-oxide finishing for ferrous parts is one of the in-house auxiliary services that ETW offers to its customers. This is a generally standard service for each job we manufacture.


Other supplementary services to our customers include:

  • Laser marking: to mark the customer’s logo and part number for a professional look. This is a standard service for all jobs
  • Haimer Balancing machine
  • Rustilo finish

ETW Inc. 1338 Ellis St. Suite 1 Waukesha, WI 53186  •  Phone: 262-547-2241  •  Fax: 262-547-2899