GRUB SCREWS

STEEL GRUB SCREWS, GALVANISED, BURNISHED, FINE PITCH, PLUNGERS, ETC.

The graini, called "Grub Screws"in English, are headless screws (at both ends), which are screwed into place fully inside the threaded hole. INFA's grub screw catalogue includes a wide range in various types of steel - burnished and galvanized - and other finishes, and fine pitch grub screws, plus some plungers of various shapes.

For each item you will find the materials, finishes and variants in which it is available, in addition to the technical specifications in .pdf format.

	Burnished	Galvanized	Dacromet	A1	A2	A4	Plain steel	Brass	Plastic	Aluminium
DIN 913 MA - fine pitch	x	x	x		x	x
DIN 914 MA - fine pitch	x	x	x		x	x
DIN 915 MA - fine pitch	x				x	x
DIN 916 MA - fine pitch	x	x	x		x	x
Holo-Krome	x
Holo-Krome UNC-UNF	x
DIN 551		x		x			x	x
~DIN 551									x
DIN 553		x		x			x
DIN 438		x
DIN 427 PIN		x
Ball plungers	x				x
Spring plunger	x				x
Plunger	x				x
DIN 975 MA - fine pitch - left - UNC		x			x	x		x	x	x
DIN 976 - tie rod		x