MagnumPRO™ Oil-tempered spring steel for excellent fishing performance. Dirt-free tape finish keeps hands cleaner during use. Advanced comfort handle grip reduces fatigue. Superior rapid tape pay-out and rewind. Smaller fish eye with offset bend for improved fishing ability. Improved low profile tip for easy fishing through all sizes of conduit. Viewing port gives visibility to remaining tape and ability to remove jobsite debris quickly. Rugged case design improves drop impact capability. Flared case with grip ridges for no slip handling.