Reverse Circulation constant hammer shank PR54 4 1/2 Metzke Rattler bit

Reverse Circulation constant hammer shank PR54 4 1/2 Metzke Rattler bit

 

 

 

Reverse Circulation constant hammer shank 545 4 1/2 Metzke Rattler bit

Reverse Circulation constant hammer shank 543 4M Rattler bit

constant hammer shank 
 

Constant hammer shanks or "Rattler bits" are used in a hammer in place of a standard drill bit and allow the piston to continuously cycle when the air is turned on. They are typically used when a hammer and drill string is bogged to rattle the drill string.  

 

constant hammer shank
PR 54 RC Hammer
Part Number	Thread
ROS05200R35	Remet 3-1/2"
ROS05200M4	Metzke 4"
ROS05200R4	Remet 4"
ROS05200R45	Remet 4-1/2"
ROS05200M45	Metzke 4-1/2"