General descriptionThis 150mm Stainless Steel Electronic Digital Caliper is designed for precise measurements and conversions, allowing you to obtain accurate data using inside, outside, diameter, step, and depth measurements in SAE, metric, or fractional units. It features a large LCD display for easy reading and is made of hardened stainless steel, ensuring durability without any plastic parts. The ergonomic design provides a comfortable grip, making it suitable for home, DIY, and professional use.Technical specificationsMeasuring range: 0-150 mm / 0-6 inchesAccuracy: +0.02 mm / 0.001 inches (100 - 150 mm)Resolution: 0.01 mm / 0.0005 inchesRepeatability: 0.01 mm / 0.0005 inchesMaximum measuring speed: 1 m/sPower supply: 1 x 1.5 V SR44 battery (silver oxide cell)InstallationPackaged in a sturdy molded case for protectionIncludes a detailed user manual for guidanceUsageCalibrated to 0.01 mm for precise measurementsFeatures an auto on/off function and low battery warningZero-setting in any position for differential measurementsLock the surfaces in place for secure measurementsInstant conversion between readings for convenienceOther informationIncludes a super-long-lasting spare battery and a screwdriver for replacementClean with cotton after each use and apply butter or oil when not in use for a long timeHandle gently to avoid violent collisions or droppingConvenient conversion table on the back
While imperial sizes have been adopted as the norm in the world of plumbing, with BSP as standard, it is not uncommon to find the odd metric thread size. But what do figures like 15/21, 1/2, DN20, 12/17 mean when it comes to plumbing fittings? Read on for all you need to know about plumbing thread sizes.