Hey there! Need some precise control for your machinery? This CHANCS aluminum handwheel is exactly what you're looking for. Made from tough aluminum alloy, this little guy gives you that perfect grip with its knurled surface - no slipping when your hands are busy working. Measuring at 20mm outside diameter with a 6mm bore (that's 1/4 inch for those who prefer imperial), it's got a 15mm hole depth and stands 22mm tall. Perfect for when you need to make those fine adjustments on milling machines, lathes, drilling equipment, or even slide displacement platforms. The CNC precision machining means everything fits just right, and that inner hole arc chamfering makes installation super smooth. Plus, it's corrosion-resistant and built to last through years of use. Whether you're working with micrometers, calipers, or power tools, this handwheel has your back. Comes with a one-year warranty too - we've got you covered if anything comes up!