The Brownells 1911 Plunger Tube Staking Tool is essential for any pistol smith. The easy-to-use design lets you secure the plunger tube to the frame without fear of tube crush or expensive frame damage. The Plunger Tube Support slips inside plunger tube and prevents compression damage while tube is being staked to frame. Adjustable to fit all makes of frames and tubes for both installing and re-tightening. The NEWER design includes a 10-32 screw with hardened crimping point assures long tool life. The support and hardened staking screws for the newer and older staking tool are available for individual sale. The Brownells 1911 Plunger Tube Staking Tool includes: Staking Tool, Anvil, P Mfg: Brownells