- Color: Dark Gray
- Cutting Depth: 4XD
- Cutting Direction: Right Hand
- Cutting Edge Material: HSS
- Drill Diameter Measurement System: Imperial
- Drill Size - Decimal Inch: 0.159
- Drill Size - Wire: #21
- Finish: Steam Tempered
- Flute Length: 2/1/2008, 2-1/8
- Flute Type: Spiral
- Material: HSS
- Number of Flutes: 2
- Overall Length: 3/1/2004, 3-1/4
- Point Angle: 118
- Point Type: Conventional
- Series: R18
- Shank Size: 0.159
- Shank Type: Straight
- Through Coolant (Yes/No): No
- Type: General Purpose
Precision Twist Drill Jobber Length Drill Bit, General Purpose, Series: R18, Imperial, #21 Drill - Wire, 0.159 in Drill - Decimal Inch, 3-1/4 in Overall Length, 4XD Cutting Depth, 2 Flutes, Spiral Flute, 2-1/8 in Flute Length, 0.159 in Shank, Straight Shank, 118 deg Point, Conventional Point, Right Hand Cutting Direction, HSS Cutting Edge, No Through Coolant, HSS, Steam Tempered, Dark Gray, Applicable Materials: Magnetic Soft Steel, Structural Steel/Case Carburizing Steel, Plain Carbon Steel, Alloy Steel/Hardened and Tempered Steel, Free Machining Stainless Steel, Ferritic + Austenitic, Graphite/Malleable Cast Iron, Titanium, Nickel, Copper, Brass and Bronze
- Features
- Steam oxide reduces wear and chip welding in harder ferrous materials for increased wear resistance and lubricity
- ANSI Specified