Non Coring Drill Bit

Pdc Concave Drill Bit

Drill hole Diameter：146mm
Blades No.: 4wings
Application：Water Well or Oil Well drilling
Size：146#
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Drill hole Diameter：146mm

PDC insert：strengthen 1308#

Blades No.: 4wings

Weigth: 7.6KG

Application：Water Well or Oil Well drilling

Certification： CE，ISO9001：2000，API

Packing: Cartons or wooden cases, or as you require

Rock condition ：

Type	Specification	Apply to rock
Common PDC bit	No side cutter	F<10 Soft to medium hard formations
Strengthen PDC bit	With common side cutter	F = 10~12 Solid rock
High strengthen PDC bit	With convex side cutter	F <18 Hard rock