DOUBLE STOP BUTTONS:The thumb slide button holds the blade lock securely in position.The bottom button called retraction speed brake too can controll blade speed and protects fingers hurt during fast retracting blade
MAGNETIC HOOK:The magnets are strong enough to pick up metal tool and greatly enhances the stability of the blade, especially when single person measuring long distance
HEAVY DUTY: Special extreme rigid thick black steel blade with nylon coated in 25 mm width, 0.15 mm thickness makes it strong and durable and can horizontally stand out till 7ft. Highly precise and useful for engineer,homeowners, professional handymen, carpenters, metal or wood workers,architects,etc
COMPACT DESIGN:The engineer tape measure is made for high compact ABS casing with shock-absorbent rubber coating ensures better protection in case of dropping,comfortable grip and longer life; wrist and belt hook for easy-carry
REVISED: The sliding magnetic hook is utilized for precise measurements both internally and externally. The magnetic claw automatically retracts to account for its own thickness during internal measurements.