This general purpose jobber length drill bit is made of high speed steel and has a 9/64 inch diameter, 1⅛ inch long shank. It is for use with aluminum, brass, bronze, cast iron, copper, steel, and meets ASME standards. This 1899 series jobber length drill bit has a black oxide finish, and has fractional inch measurements. It is non-coolant through with a 3⅛ inch length. Plus it has two 2 inch spiral flutes, a straight shank, and 118 Degrees conventional point.
Technical Specs
ArticleForet court
Équivalent décimal0,1563 po
Material - MachiningHigh Speed Steel
Angle de pointe du foret118 Degrees
Alimentation en liquide de refroidissementSans alimentation en liquide de refroidissement
Type de goujureHélicoïdale
Longueur de goujure2 po
Helix Angle21 degrés/34 degrés
Spiral DirectionRight Hand
Diamètre de tige9/64 po
Longueur hors tout3-1/8 po
Drill Length ClassJobber Length
Groupe de foretsIndividuel
NormesASME B94.11M
Drill Diameter Tolerance+0.0000 in/-0.0007 in
Web ThinningThinned
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel