Imperial 88113 UP/LOW BIFOC SAFE GLASSES 2.5 Step Drill 15° insulated elbows can be

15° insulated elbows can be used for fixed offsets of 15° slope or in pairs for offsets adjustable from 0° to 30° slope

Retains chimney with a twist-lock connection

Nail-free and screw-free surface is easier to maintain

Double sided

Imperial 88113 UP/LOW BIFOC SAFE GLASSES 2.5 Step Drill 15° insulated elbows can be"IMPERIAL" SAFETY GLASSE Dual Segment Reader. 99. 9% UV Protection. Perfect for individuals who work above their heads or upside down and need to look up for near vision as well as down. Prevents neck and eye strain. Ideal for construction workers, tool operators, painters, mechanics, electricians, plumbers. +2. 5 bottom +2. 5 Top.