The REGO-FIX ERM16 Collet Chuck Holders are high-quality workholding tools designed for CNC lathes and Swiss machining centers. These chuck holders feature a straight shank design and are specifically designed for ER16 collet chucks. The set includes 3 pieces of the 2622.21612 model(2 new and 1 used) and 2 used pieces of the 2622.21642 model, providing versatility and flexibility for various machining needs. With the REGO-FIX brand known for reliability and precision, these collet chuck holders are a valuable addition to any workshop or manufacturing facility. All 5 feature 22mm shanks with the 2622.21612 models being 38mm in length and the 2622.21642 being 70mm in length.