This M42 jobber length drill bit is made of cobalt and has a 15/32 inch diameter, 3⅝ inch long shank. It is for use with cast iron, nickel, steel, titanium, and meets ASME standards. This 3780 series jobber length drill bit has a black oxide finish, and has fractional inch measurements. It is non-coolant through with a 5¾ inch length. Plus it has two 2⅛ inch spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.4688
Material - MachiningCobalt
Drill Bit Point Angle135 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length2 1/8 in
Helix Angle35 Degrees /45 Degrees
Spiral DirectionRight Hand
Shank Dia.15/32 in
Overall Length5 3/4 in
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsASME B94.11M
Drill Diameter Tolerance+0.0000 in/-0.0010 in
Web ThinningThinned
Primary Material ApplicationCast Iron, Nickel, Stainless Steel, Steel, Titanium
List Number3780
Drill Bit Size15/32 in
Measurement SystemFractional Inch
Finish - MachiningBlack Oxide
Drill Bit Point TypeSplit Point
Number of Coolant Holes0
Number of Flutes2
Maximum Drilling Depth1 7/8 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length3 5/8 in
Depth:Dia. Ratio4xD
Drill Point Length0.0971 in
Series3780
Aircraft DrillNo
Sheeter DrillNo
Material Grade - MachiningM42
Primary Material Application ISO CodeK, M, P, S
Country of OriginUnited States
(subject to change)