Range of Inch Threads(optional accessory). 32.1"19.3"17.3(81.54944cm).
High quality cast iron bed after high frequency quenching process and precision grinding - Metric and inch threads can be machined by replacing metal gears;The spindle rotation speed is divided into two levels in the range of 50-2500rpm, which can be adjusted continuously - Using pure copper core brushless motor, strong power, long life. 0.83 large spindle through hole, provides more processing possibilities; The gear is made of metal, which is more wear-resistant and has low noise. With one button start and stop switch and forward and reverse switch. You can make order with no worriy. Any concern just feel free to let us know, we'll reply in 24 hours in normal condition. Orders are processed from Monday-Friday; Not on the weekends & public holidays. We will work with you to get the case resolved in the fastest method. Please contact with us at first for more details. If product was received damaged or not as described, please send us some pictures or videos, so we could well understand your problem, then solve them for you ASAP.Besides, it's much helpful for us to claim with UPS, remind our related department to pay much more attention to packaging later on. If an item is received damaged, customer service must be contacted within 7 days of receiving your item.