The Stabila BM 300 Robust Pocket Tape has a shatterproof PCABS housing with a shock-absorbent soft grip casing that provides protection against heavy impacts Extremely hard-wearing STABILA NYLON-WRAP protects the blade against corrosion and abrasion The coating also features STABILA SPIKES to help prevent slipping With a double-sided scale for optimum readability this thick measuring blade provides high stability and rigidity and can be pulled out up to 3m 10ft without kinks The blade is fitted with an adjustable extra-large hook for accurate internal and external measurements An integrated eyelet in the hook prevents the blade from slipping Curved brake button for comfortable operation of the push brake to stop and lock the blade securely A strong spring enables automatic powerful blade retraction Fitted with a rounded STABILA EASY-CLIP for easy attachment to your belt