Darex XPS-16+ - Drill Nomenclature; Facet & Conic Drill Style Illustration; Key Drill Dimensions and Terminology

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Chisel Edge
Angle
Chisel
Edge
Primary
Facet
Secondary
Facet
Web
Cutting
Edges
(Lips)
Drill Nomenclature
Facet & Conic Drill Style Picture and Nomenclature
Conic Drill
Facet Drill
Overall Length
Length of Margin
Flutes
Helix Angle
Lip Relief Angl
e
(Across Margin)
Web
Flute Length
Land Width
Shank Diameter
Axis
Length of
Uncleared
Flute
Chisel Edge
Web
Land
Lips
(Cutting Edges)
Margin
Body
Diameter
Clearance
Chisel Edge
Angle
Drill Diameter
Point Angle
(Included)