Drill nomenclature, Facet & conic drill style picture and nomenclature, Point split & relief diagrams – Darex XPS-16 Operating Instructions User Manual

Page 73

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Drill Nomenclature

FACET & CONIC DRILL STYLE

PICTURE AND

NOMENCLATURE






CONIC DRILL

FACET DRILL

POINT SPLIT & RELIEF DIAGRAMS

DEPTH OF SPLIT DIAGRAM




DRILL NOMENCLATURE

CLEARANCE

Past Center

To Center

Below Center

(over facet)

(under facet)

Pointed

Flat

Past Center

To Center

Below Center

Past Center

To Center

Below Center

12 0°
13 0°

95 °
10 5°

CENTER OF SPLIT DIAGRAM

SPLIT ANGLE DIAGRAM

FACET

RELIEF

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