HSK63A ER collet chuck Mini Type

HSK A  ER collet chuck Mini Type 

• HSK63A ER Collet Chuck Tool Holders CNC Milling Tools

• Works on all  HSK63A  machines

• For ER40 ER32 ER25 ER20 and ER16 ER11

• Threaded for stop screw ( included)

• All critical surfaces precision ground

• Made from alloy steel hardened to HRC52-58

• Balanced to G2.5 at 25,000 RPMs

• Gage length is ( from 0.5″ to 8 inches)

• Concentricity is less than .0001 at collet face

• UM Collet nut is included

• Color: Silver Coated