Hex Extensions, 3/8 in (male square), 1/4 in (male hex) drive, 2 in ORS NASCO surveying and other uses at

surveying and other uses at home and on worksites|An all-weather

Swivel head handles|Hardened and tempered blades|Plated shafts are fluted for better grip|Corrosion-resistant|

Meets all applicable specifications and standards|Resistant to abrasion

durable polycarbonate lenses

general assembly

Hex Extensions, 3/8 in (male square), 1/4 in (male hex) drive, 2 in ORS NASCO surveying and other uses atDrive extensions from Apex Fastener Tools have hex tolerances that are on average 48% tighter than DIN and 35% tighter than ANSI requirements All Apex drive extensions have the tightest tolerances for straightness and concentricity in the industry