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Fixed Diameter Hole Opener
Introduction:
The Fixed Diameter Hole Openers are designed for use in soft clays and shales to medium-hard shales and limestones . It is particularly effective in sticky formations where balling problems are encountered. Three jets with replaceable nozzles continuously clean the tool's cutting structure, clearing debris buildup and increasing penetration.
Fixed Diameter Hole Openers are used in the following conditions:
1.When drilling of a big hole is not possible because of rig capacity.
2.When a satisfied penetration rate is not obtained when drilling a big hole, it is used after drilling is completed with a smaller bit.
3.When the hole direction must be controlled.
When ordering please specify:
●Hole size;
●Pilot hole size;
●Top and bottom connections;
●Fishing neck and bottom neck O.D and length;
●Type of cutters.
Type SM Tooth Type Type MH Tooth Type For Type XH Conical Button Type
For Soft To Medium Medium To Hard Formation For Hard Formations
Formations
Available models:
KKQ209
KKQ216
KKQ311
KKQ406
KKQ444
KKQ559
KKQ584
KKQ610
KKQ660
KKQ813
KKQ4-914
Available connection type:
4 IF 3 1/2 REG 6 5/8 REG 7 5/8 REG
Specifications - Fixed Diameter Hole Opener
1 KKQ209 8 1/4" 3 5 1/2" 6 1/2" 1 1/4" 4 IF 3 1/2 REG 55"
2 KKQ216 8 1/2" 3 5 1/2" 6 1/2" 1 1/4" 4 IF 3 1/2 REG 55"
3 KKQ311 12 1/4" 3 8 1/2" 8" 1 1/2" 6 5/8 REG 6 5/8 REG 55"
4 KKQ406 16" 3 10" 9 1/2" 2 1/4" 7 5/8 REG 6 5/8 REG 59"
5 KKQ444 17 1/2" 3 10" 9 1/2" 2 1/4" 7 5/8 REG 6 5/8 REG 59"
6 KKQ559 22" 3 12 3/4" 9 1/2" 2 1/4" 7 5/8 REG 6 5/8 REG 69"
7 KKQ584 23" 3 12 3/4" 10" 3" 7 5/8 REG 6 5/8 REG 69"
8 KKQ610 24" 3 14" 10" 3" 7 5/8 REG 7 5/8 REG 69"
9 KKQ660 26" 3 17 1/2" 10" 3" 7 5/8 REG 7 5/8 REG 69"
10 KKQ813 32" 3 17 1/2" 10" 3" 7 5/8 REG 7 5/8 REG 79"
11 KKQ4-914 36" 4 26" 10" 3 1/2" 7 5/8 REG 7 5/8 REG 87"
