3M Random Orbital Sander Air Line Extension, 3/8 in x 4 ftGeneral Information Brand 3M Product Type Air Line Extension Country Of Origin Taiwan Sold As Case Lead Time 76 days California Residents Proposition 65 Warning Dimensions and Specifications Inside Diameter (Imperial) 0. 37 in Inside Diameter (Metric) 9. 39 mm Maximum Speed 12000 rpm Net Weight (Imperial) 1. 01 lb Net Weight (Metric) 458. 13 g Overall Height (Imperial) 4 in Overall Height (Metric) 10. 16 cm Overall Length (Imperial) 6. 5 in Overall