CS Unitec's Flat Tip Replacement Needles for your Needle Scaler will save time and money with fewer needle changes and less downtime. For your next project a 1000 pack of 7" (180mm) long, 3mm dia. needles that last ten times longer than standard needles. Since 1990, CS Unitec has developed a line of high-quality, professional power tools and non-sparking safety tools. Our pneumatic tools, electric tools, hydraulic tools, and safety tools are designed for very demanding applications in construction, rust protection, petrochemical, mining, marine and other industries. Click on the CS Unitec link at the top of this page to shop the CS Unitec Brand Store.