Harlingen HARLINGEN ER-16 4MM SPRING COLLET (9710-4012)

Harlingen ER-16 4mm Spring Collet ~ HARLiNGEN® ultra precision ER collets are made of high performance, special Grade GCrlS bearing steel that has been fully hardened and precisely ground by experienced craftsmen.~ The powerful clamping ability and durability are ideal for boring, milling, reaming, drilling and tapping as well as grinding operations in high precision machining. ~ Runout is ?0.008mm. ~ Your choice for secure and rigid holding of drills of any size while retaining the highest concentricity within the range. ~ 8 degree taper design enables maximum gripping power. ~ All slits are spaced and ground evenly.~ DIN6499B HARLiNGEN® ultra precision ER collets are made of high performance, special Grade GCrlS bearing steel that has been fully hardened and precisely ground by experienced craftsmen. The powerful clamping ability and durability are ideal for boring, milling, reaming, drilling and tapping as well as grinding operations in high precision machining. Runout is ?0.008mm. Your choice for secure and rigid holding of drills of any size while retaining the highest concentricity within the range. 8 degree taper design enables maximum gripping power.