28 in SBE 28000 HO(711.2 mm)

ER 1

Design Specifications

Body length (A), in112.7
Body OD (B), in24
Upper neck length (C), in35.2
Upper neck OD (D), in10
Bottom neck length (E), in35.2
Bottom neck OD (F), in10
Body nozzle to saddle length (G), in12
Top connection7-5/8 REG Pin
Bottom connection7-5/8 REG Box
Nozzles number and type6 (3 diverging in cutter pocket, 3 up jets)
Tool weight, lbm4500
Number of cutter blocks3
Cutter IADC code1-2-4
Opening size, in28
Minimum pilot hole, in18
Inner bore diameter, in2

Operating Parameters

The operating parameters listed here are general parameters, please contact your local Schlumberger representative for precise recommendations for your individual well.