Wrenches for ER collet chucks (collet wrench)
A collet wrench is a hand tool designed to tighten or loosen a UM type clamping nut on a collet chuck. Such machine equipment is used when removing and installing a cutter, as well as when dismantling the collet (a split sleeve that ensures reliable clamping of the cutting tool shank) for the purpose of replacement. You can purchase a collet wrench quickly and conveniently in the Stancomplect online store.
Design features that collet wrench have
To unscrew and tighten the collet clamping nut, an all-metal wrench is used. Our online store offers for sale single-sided wrenches of this type, female, characterized by the presence of:
- standardized size at 20, 25, 32 and 40 mm;
- two working elements that grip parallel edges of the clamping nut located opposite each other;
- protrusions on the working elements perpendicular to the plane of the wrench head;
- handles with anti-slip coating, which provides a secure grip and comfortable placement in the palm.
Collet wrenches presented in our catalog are used for dismantling cutters in CNC machines. They allow you to quickly remove the cutter and install another cutting tool in its place, securely securing it in the chuck.

Advantages of purchasing collet wrenches from the Stancomplect store
By purchasing a collet wrench in our online store, you are purchasing high-quality machine tool accessories made from durable tool steel, at an affordable price, with a manufacturer’s warranty. We offer a choice of convenient payment methods and ensure fast delivery of purchased goods.
Place your order through the shopping cart or by calling the numbers listed in the contacts on our website!