This heavy-duty jobber drill bit set is made of cobalt. It includes a metal drill index, is designed for use with all materials, and meets the standards for NAS 907. This jobber length drill bit set has a straw/bronze finish, and has fractional inch measurements. It is non-coolant through. Plus it has 21 spiral flutes, a straight shank, and a 135 Degrees split point drill point.
Technical Specs
ItemJobber Drill Bit Set
Finish - MachiningStraw/Bronze
Number of Drill Bits21
Drill Bit Point Angle135 Degrees
Flute TypeSpiral
Cutting DirectionRight Hand
Drill Bit GroupingSet
Shank Type - MachiningStraight
IncludesMetal Drill Index
Aircraft DrillYes
Material Grade - MachiningHeavy Duty
Drill Bit Size1/16"-3/8" by 1/64"
Smallest Drill Bit Size1/16 in
Material - MachiningCobalt
Measurement SystemFractional Inch
Drill Bit Sizes Included1/16 in, 1/4 in, 1/8 in, 11/32 in, 11/64 in, 13/64 in, 15/64 in, 17/64 in, 19/64 in, 21/64 in, 23/64 in, 3/16 in, 3/32 in, 3/8 in, 5/16 in, 5/32 in, 5/64 in, 7/32 in, 7/64 in, 9/32 in, 9/64 in
Drill Bit Point TypeSplit Point
Number of Flutes21
Depth:Dia. Ratio4xD
Drill Length ClassJobber Length
Drill Bit Case TypeMetal Drill Index
StandardsNAS 907
Coolant FedNon-Coolant Through
Primary Material ApplicationAll Materials
Largest Drill Bit Size3/8 in
Country of OriginUnited States
(subject to change)