Needle Tip - Bugle Head 

For fastening plasterboard to plasterboard when glueing or laminating.  Extra heavy 10 guage for additional holding power while laminating plasterboard to plasterboard.  Also used for interior wood projects where shear strengh is important.  Special bugle head to ensure flush finish. 

Material: carbon steel, hardened
Thread Type: coarse thread
Recess: Philips #2
Size: diameter 5.1mm; length 40/50mm
Finish: yellow zinc plated
Key size: 5.1x40/ 5.1x50