Specification Brand : Carr Lane Manufacturing BulletPoint1 : A: 7/8 BulletPoint2 : B: 1-3/8 ItemName : CL-20-SPW Carr Lane Manufacturing Plunger Wrench for Ball Plunger 1-8 ItemTypeKeyword : ball-nose-spring-plunger Manufacturer : Carr Lane Manufacturing PartNumber : CL-20-SPW ProductDescription : Handy tool to speed up installation of Ball Plungers or Spring Plungers. Much better than using a screwdriver on the ball/nose end, because the clearance hole in the center prevents over-compressing the plunger's internal spring. Made in USA. ProductSiteLaunchDate : 2013-12-20T18:15:53.304Z