Chicago-Latrobe 55255 120DH-TN Taper Length Drill, 23/64 in Drill - Fraction, 0.3594 in Drill - Decimal Inch, 6-3/4 in OAL, HSS, TiN Coated
Item #:
CHILAT 55255
Product Info
Chicago-Latrobe
Manufacturer Part #: 55255
Chicago-Latrobe Taper Length Drill, Series: 120DH-TN, 23/64 in Drill – Fraction, 0.3594 in Drill – Decimal Inch, 6-3/4 in Overall Length, 3-7/16 in Cutting Depth, 2 Flutes, Parabolic/Spiral Flute, 3-7/16 in Flute Length, 23/64 in Shank, Tanged Shank, 135 deg Point, K-Notch Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, TiN Coated, Applicable Materials: Low Carbon Steel and Soft Alloy Steel
- Parabolic flute configuration with proprietary Convoflute flute design offers wider flute space, dispersing chips away from the cutting edges more rapidly and increasing coolant flow
- Engineered for deep hole drilling up to 8XD to 12XD, depending on drill diameter
- 135 deg K-notch split point is self-centering and uses reduced thrust for easier penetration
- Titanium nitride (TiN) coating adds lubricity and hardness, enhancing chip flow, finished hole quality and drill life
- -0.001 in drill diameter tolerance
- /-0.125 in overall length tolerance
- /-0.125 in flute length tolerance
- +/-5 deg point angle tolerance
Item Specifications
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Low Carbon Steel and Soft Alloy Steel
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3-7/16 in
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Right Hand
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HSS
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0.3594 in
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23/64 in
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TiN Coated
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3-7/16 in
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Parabolic/Spiral
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HSS
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2
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6-3/4 in
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135 deg
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K-Notch Split
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120DH-TN
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23/64 in
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Tanged