Johnson Level & Tool Manufacturing 3748J 48" Top-Reading Aluminum I- Beam Level - 3 Vial

• Heavy duty aluminum frame assures durability and accuracy

• Durable easy-read acrylic vials are impact resistant

• Top-read window maximizes readability

• Durable easy-read acrylic vials are impact resistant

• Replaceable cover plates and vials

This I-beam level is a perfect fit for general contractors and drywallers, although its versatility makes it a must-have for homeowners as well. This non-magnetic level is preferred when working with wood. For use on steel studs or doorframes, consider the magnetic model 3800 I-beam level.