ER8 ER16 ER20 ER25 ER32 ER40 For Precision Collet CNC Spring Collet Chuck Set
Spring Collet Precision Collet Chuck Set ER8 ER16 ER20 ER25 ER32 ER40 For CNC. Spring Collet High Precision Milling Tool Holder Chuck 24 Pieces 3-26mm ER40. 1/8 1/4 1/2 & ER20 Nut Type A for CNC Lathe 17 Pcs ER20 Collet Set 1-13mm.