Spring Plunger Nose Shape Ball Plunger Material Steel Plunger Dia 0.1560 in Plunger Projection 0.0580 in Mounting Type Press Fit Body Length 0.3900 in Final Nose Force 2.5 lb Flange Thickness 0.0400 in Initial Nose Force 1 lb With Flange Yes Application For Use with Wood Plastic Aluminum Body Finish Black Oxide Body Material Steel Flange Dia 1/4 in Retractable No Package Quantity 5