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KYS513
| Common Drill Bits Specifications (mm) | 8-1/2" | 6-1/2" | 6 | |
|---|---|---|---|---|
| Drill Bits Parameters | Number of blades | 5 | 5 | 5 |
| Main cutter size (mm) | 1/2"(13.44mm) | 1/2"(13.44mm) | 1/2"(13.44mm) | |
| Number of main cutters | 29~31 | 22~26 | 20~24 | |
| Gauge length | 2.0"(50.8mm) | 2.0"(50.8mm) | 2.0"(50.8mm) | |
| Nozzle number (type) | 6SP | 6SP | 5SP | |
| Effective length | 13.2"(335.3mm) | 12.5"(317.5mm) | 12"(304.8mm) | |
| API joint connection | 4-1/2Reg. | 3-1/8Reg. | 3-1/8Reg. | |
| Drilling Regime Parameters | Recommended drill pressure (KN) | 20-110 | 20-100 | 20-100 |
| Maximum drill pressure (KN) | 130 | 110 | 110 | |
| Recommended speed (RPM) | 60~300 | 60~300 | 60~300 | |
| Recommended displacement (L/min) | 20~35 | 18~20 | 18~20 | |
KYS516
| Common Drill Bits Specifications (mm) | 8-1/2" | 9-1/2" | 12-1/4" | |
|---|---|---|---|---|
| Drill Bits Parameters | Number of blades | 5 | 5 | 5 |
| Main cutter size (mm) | 5/8"(16mm) | 5/8"(16mm) | 5/8"(16mm) | |
| Number of main cutters | 31~36 | 38~44 | 49~56 | |
| Gauge length | 2.0"(50.8mm) | 2.5"(63.5mm) | 3.0"(76.2mm) | |
| Nozzle number (type) | 6SP | 7SP | 8SP | |
| Effective length | 13.2"(335.3mm) | 14.3"(363.2mm) | 14.5"(368.3mm) | |
| API joint connection | 4-1/2Reg. | 6-5/8Reg. | 6-5/8Reg. | |
| Drilling Regime Parameters | Recommended drill pressure (KN) | 20-110 | 30-130 | 50-160 |
| Maximum drill pressure (KN) | 130 | 150 | 180 | |
| Recommended speed (RPM) | 60~300 | 60~260 | 60~260 | |
| Recommended displacement (L/min) | 20~35 | 25~45 | 40~60 | |
KYS519
| Common Drill Bits Specifications (mm) | 8-1/2" | 9-1/2" | 12-1/2" | |
|---|---|---|---|---|
| Drill Bits Parameters | Number of blades | 5 | 5 | 5 |
| Main cutter size (mm) | 3/4"(19mm) | 3/4"(19mm) | 3/4"(19mm) | |
| Number of main cutters | 31~36 | 38~44 | 49~56 | |
| Gauge length | 2.0"(50.8mm) | 2.5"(63.5mm) | 3.0"(76.2mm) | |
| Nozzle number (type) | 6SP | 7SP | 8SP | |
| Effective length | 13.2"(335.3mm) | 14.3"(363.2mm) | 14.5"(368.3mm) | |
| API joint connection | 4-1/2Reg. | 6-5/8Reg. | 6-5/8Reg. | |
| Drilling Regime Parameters | Recommended drill pressure (KN) | 20-110 | 30-130 | 50-160 |
| Maximum drill pressure (KN) | 130 | 150 | 180 | |
| Recommended speed (RPM) | 60~300 | 60~260 | 60~260 | |
| Recommended displacement (L/min) | 20~35 | 25~45 | 40~60 | |
KYS616
| Common Drill Bits Specifications (mm) | 8-1/2" | 9-1/2" | 12-1/2" | 17-1/2" | |
|---|---|---|---|---|---|
| Drill Bits Parameters | Number of blades | 6 | 6 | 6 | 6 |
| Main cutter size (mm) | 5/8"(16mm) | 5/8"(16mm) | 5/8"(16mm) | 5/8"(16mm) | |
| Number of main cutters | 31~36 | 38~44 | 49~56 | 62~72 | |
| Gauge length | 2.0"(50.8mm) | 2.5"(63.5mm) | 3.0"(76.2mm) | 3.0"(76.2mm) | |
| Nozzle number (type) | 6SP | 7SP | 8SP | 9SP | |
| Effective length | 13.2"(335.3mm) | 14.3"(363.2mm) | 14.5"(368.3mm) | 20.3"(515.6mm) | |
| API joint connection | 4-1/2Reg. | 6-5/8Reg. | 6-5/8Reg. | 7-5/8Reg. | |
| Drilling Regime Parameters | Recommended drill pressure (KN) | 20-110 | 30-130 | 50-160 | 80-210 |
| Maximum drill pressure (KN) | 130 | 150 | 180 | 230 | |
| Recommended speed (RPM) | 60~300 | 60~260 | 60~260 | 60~220 | |
| Recommended displacement (L/min) | 20~35 | 25~45 | 40~60 | 50~80 | |
KYS619
| Common Drill Bits Specifications (mm) | 8-1/2" | 9-1/2" | 12-1/2" | 17-1/2" | |
|---|---|---|---|---|---|
| Drill Bits Parameters | Number of blades | 6 | 6 | 6 | 6 |
| Main cutter size (mm) | 3/4"(19mm) | 3/4"(19mm) | 3/4"(19mm) | 3/4"(19mm) | |
| Number of main cutters | 31~36 | 38~44 | 49~56 | 62~72 | |
| Gauge cutter | 25 | 25 | 35 | 35 | |
| Gauge length | 2.0"(50.8mm) | 2.5"(63.5mm) | 3.0"(76.2mm) | 3.0"(76.2mm) | |
| Nozzle number (type) | 6SP | 7SP | 8SP | 9SP | |
| Effective length | 13.2"(335.3mm) | 14.3"(363.2mm) | 14.5"(368.3mm) | 20.3"(515.6mm) | |
| API joint connection | 4-1/2Reg. | 6-5/8Reg. | 6-5/8Reg. | 7-5/8Reg. | |
| Drilling Regime Parameters | Recommended drill pressure (KN) | 20-110 | 30-130 | 50-160 | 80-210 |
| Maximum drill pressure (KN) | 130 | 150 | 180 | 230 | |
| Recommended speed (RPM) | 60~300 | 60~260 | 60~260 | 60~220 | |
| Recommended displacement (L/min) | 20~35 | 25~45 | 40~60 | 50~80 | |