Lufkin® X46N Red End® Wood Rule with 6" Slide Rule Extension, 6' x 5/8" Trending_Items and new lenses can be

and new lenses can be expensive

With O ring connectors & heavy duty clamps

Staphylococcus aureus – MRSA (HA and CA) and more

square trim

Lufkin® X46N Red End® Wood Rule with 6" Slide Rule Extension, 6' x 5/8" Trending_Items and new lenses can beGraduated slide rule extends up to 6". Slide rule runs under friction in t slot. Stops at each end to prevents slide from falling out. Marked both sides and both edges. 6' Red end Extension wood rule, inside read With graduated metal slide rule that extends up to 6" Slide rule runs under friction in t slot at each end to prevent slide from falling out Marked both sides and both edges Graduated to 1 16th of an inch 16" stud centers in red, regular