Lathe Chuck 4in CUG3418CC 4 Jaw 1INx8TPI Alloy Steel Clamping Chuck Accessory Set Kit

1、2 Sets Clamp Jaw: The tired chuck has 3/32in to 1?7/8in external clamping range and 11/32in to 3?3/8in internal clamping range while the round chuck 1?1/2in to 3?1/8in external clamping range and 2in to 3?7/8in internal clamping range. 2、Premium Material: Mainly made of premium alloy steel material the lathe chuck is not likely to deform and very durable for long term use. 3、Standard Threads: Including 3/4in x 16TPI spindle box adapter the 4in chuck also has 1in x 8TPI thread for stable and reliable working. 4、Wide in Utility: Suitable for lathes grinders milling machines drilling machines machine tool accessories woodworking machinery etc. 5、Easy to Install: Comes with a compact size and a light weight as well the 4 jaw lathe chuck is very convenient to install within minutes.