This general purpose jobber drill bit set is made of high speed steel. It includes a metal drill index, sizes 1 mm to 13 mm, is designed for use with alloy steel, carbon steel, cast iron, and meets the standards for DIN 338. This 1898 series jobber length drill bit set has a bright (uncoated) finish, and has metric measurements. It is non-coolant through. Plus it has two spiral flutes, a straight shank, and 135 Degrees radial point.
Technical Specs
ItemDrill Set
Finish - MachiningBright (Uncoated)
Number of Drill Bits25
Drill Bit Point Angle135 Degrees
Flute TypeSpiral
Cutting DirectionRight Hand
Depth:Dia. Ratio4xD
Drill Length ClassJobber Length
Series1898
IncludesCase
Aircraft DrillNo
Drill Diameter Tolerance+0.0000/-0.0005 in to +0.0000/-0.0010 in
Web ThinningWeb-Thinned
Primary Material ApplicationAll Materials
Drill Bit Size1 to 13 mm
Smallest Drill Bit Size1 mm
Material - MachiningHigh Speed Steel
Measurement SystemMetric
Drill Bit Sizes Included1 to 13 mm
Drill Bit Point TypeRadial Point
Number of Flutes2
Spiral DirectionRight Hand
Drill Bit GroupingSet
Shank Type - MachiningStraight
Drill Bit Case TypeMetal Index
StandardsDIN 338
Coolant FedNon-Coolant Through
Web ConstructionTapered
Material Grade - MachiningGeneral Purpose
Primary Material Application ISO CodeK, P
Largest Drill Bit Size13 mm
Country of OriginUnited States
(subject to change)