SFX Er25UM Nut Wrench/ER25UM Spanner Durable for CNC Collet Chuck Disassemble

Features：

According to the structural characteristics of the ER nuts, the Er nut wrenches/Spanner has a sleeve hole for clamping the nuts at one end of the handle, which can disassemble the nuts easily, conveniently and safely without slipping and hurting people; 

The surface of the wrench rod is chrome plated, and the rubber handle is installed at the tail, which has a beautiful appearance and comfortable feel.

Black treatment, surface hardness is high and durable; 

Integral type, applicable to large torque, no risk of breakage;