Picture of VIKING 77271 #28 Cobalt Drill Jobber Length TIN

VIKING 77271 #28 Cobalt Drill Jobber Length TIN

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Manufacturer: VIKING
SKU: VIK77271
Delivery date: 3-5 days
$3.11

Cutting Edge Definition

Cobalt steel is a type of high-speed alloy steel used primarily for cutting tools. Introduced to manufacturers in 1900, high-speed steel, containing a mixture of tungsten, chromium, and trace amounts of carbon, enabled manufacturers to double or even triple their production.

Grade and Coating Description

Titanium nitride (TiN) coating is wear resistant, inert & reduces friction. Used on cutting tools punches etc improving tool life 2-10x over uncoated tools

Products specifications
Attribute name Attribute value
General Product Information
Shipping State Minnesota
Package Size 6
Made In USA Yes
Application Drilling
Coating TiN
Dimensional Specifications
Machine Side Connection Size 0.1406 3.57MM
Machine Side Connection Type Cylindrical
Overall Len 2.8750 73.03MM
Shank/Pilot Dia 0.1406 3.57MM - 9/64 - #28
Flutes/Inserts 2
Cut Rating <30HRC Steel, Aluminum, Stainless Steel
Cut Dia Min 0.1406 3.57MM - 9/64 - #28
Tool Material Cobalt
Included Angle 135°
Cutter Dia 0.1406 3.57MM - 9/64 - #28
Flute Length 1.7500 44.45MM
Drill Length Type Jobber
Cutting & Machining Properties
Cutting Edge Mat Cobalt
Coolant Thru No
Industry-Specific Applications
Job Shop Yes
Contractor Yes
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