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442H55 Non-Coolant-Through High-Speed Steel Jobber-Length Drill Bits

$8.21

Bulk orders will be discounted, please contact us.

These drill bits come in standard sizes expressed in millimeters. They have a TiN coating that protects them from wear and heat when drilling steel, stainless steel, and aluminum. These bits have spiral flutes that evacuate chips as the bits drill into a workpiece, and they have a straight shank that installs into a drill chuck or similar toolholder.

Product Number: 442H55

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  • Description
Mfr Model A1211TIN-5.5
Cutting Direction Right Hand
Finish Machining TiN
Measurement System Metric
Material Machining High Speed Steel
Drill Bit Point Angle 118 °
Drill Bit Point Type Conical Point
Primary Material Application Cast Iron; Steel
Coolant Fed Non-Coolant Through
Depth Dia Ratio 8xD
Flute Type Spiral
Standards DIN 338
UNSPSC 27112801
Country of Origin France (subject to change)
Drill Length Class Jobber Length
Drill Bit Size 5.50 mm
Decimal Equivalent 0.2165
Number of Flutes 2
Flute Length 57.00 mm
Shank Type Machining Straight
Shank Length 36.00 mm
Overall Length 93.00 mm
Drill Point Length 1.65mm
Drill Diameter Tolerance H8
Sheeter Drill No
Material Grade Machining General Purpose
Primary Material Application ISO Code K; P
Secondary Material Application Aluminum; Brass; Bronze; Composite; Copper; Nickel; Stainless Steel; Titanium
Secondary Material Application ISO Code M; N; O; S
Series N
Maximum Drilling Depth 57 mm

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