Fix your advertising campaign with this Metal Wrench Keychain! Especially useful in the construction industry, this 0.75" H x 3.5" W key tag can be used both at trade shows and in office. Construction isn't the only industry that can benefit from this promotional product though. Other fields that will want to engrave their company name and logo on this marketing tool include mechanics, plumbers and businesses that specialize in repairing things like credit. Don't be afraid to think outside the box when creating your next marketing plan!