Features Better Control: Designed to have 3000RPM maximum speed, the variable controller can better monitor the operation of the mini lathe, very efficient. Included Parts: The mini lathe speed controller is consisted of box, spindle, bearings, bearing covers, synchronous pulleys, gears, and lock nuts. Great in Match: Suits perfectly for 8 x 16, 210 x 400, 220 x 600, 220 x 750, MX‑600A, and so on, and please do check the model before your purchase. Metal Material: The box adopts good HT250 material, while the main shaft is made of excellent C45 steel, which will largely improve the durability. Easy to Install: Thanks to the standard design and great workmanship, the variable lathe speed controller is very convenient to install in minutes. Specification: Item Type: Mini Lathe Speed Controller Material: HT250, C45 Steel Speed: 3000RPM, maximum.  Package List:1 x Mini Lathe Speed Controller Package List 1 x Mini Lathe Speed Controller