Rebuilding your roosamaster / stanadyne injection pump and DON'T WANT TO BRAKE YOUR CAM SCREW?. YOU NEED THIS TOOL. Before you go and break your old one by using a torx bit and creating a real problem when you break it in half and can't get it out and end up breaking your cam ring and costing big money, buy this tool.

Interchange Part Number: 12637, 20083, 14366, 15438
Manufacturer Part Number: 33627
Other Part Number: 33627
Brand: stanadyne