MEGA ER Grip uses a high precision collet, nut, and body that outperforms standard ER systems.
BCV40-MEGAER11-4NL
SKU: BCV40-MEGAER11-4NL
MEGA ER Chuck, BIG-PLUS CAT40xER11xL4.0(NL)
BCV40-MEGAER16-3NL
SKU: BCV40-MEGAER16-3NL
MEGA ER Chuck, BIG-PLUS CAT40xER16xL3.0(NL)