Model Number: Bucking bars Brand Name: CHENTIAN Key Specifications/Special Features: 1. Good machinability2. High modulus of elasticity3. High absorption capacity against X-rays and Y-rays4. Non-toxic1.High density (17.0~18.5g/cm3)2.Good mechanical properties3.Special tungsten alloy products of variousspecs are available at customers' requests Bucking bar is a work tool received behind work surfaces to provide a backing member in applying impact fasteners and including intermitted tool-head and hand-le parts with a low-recoil impact-absorbing spacer provided there between to take shock loads in compression and shear.
Bucking bars are used on the backside of a metal rivet to counter the force of the hammering on the other side. They also can be used to absorb the force of rivet guns, reducing the vibration of bucking.