ER-20 3/8" Coolant Spring Collet (3900-5589) ~ Designed for use with cylindrical shank tools, not flats.~ Cutting tool should be inserted the full length of the collet. ~ Runout is If these conditions are not met, coolant leakage may result..
~ Runout is If these conditions are not met, coolant leakage may result..~ Cutting tool should be inserted the full length of the collet. ER-20 3/8" Coolant Spring Collet (3900-5589) ~ Designed for use with cylindrical shank tools, not flats.