Tricone Bits :
NovaPilotTM Series Tricone bits are purpose-built for Horizontal Directional Drilling (HDD) operations. Engineered to deliver smooth guidance, rapid penetration, and extended durability, these bits perform exceptionally across diverse ground formations—from soft soils to abrasive rock layers.
Why Choose Tricone Bits for HDD/Mining/Water Well Drilling?
- Versatile: Performs well across various ground conditions, from soft soils to hard rock.
- Durable: Constructed with tough materials like tungsten carbide for long-lasting use.
- Precise: Offers excellent directional control, ensuring accurate bore paths.
- Cost-Effective: Delivers high penetration rates and extended lifespan, reducing overall drilling costs.
TRICONE BIT
Explore Our Range of Tricone Bits for HDD
Option A
Mill Tooth (MT)
- Size: 5.5”, 6”, 6.5”, 7.875”, 8.5”
- IADC Code: 117/ 127/ 217(Customizable)
- Bearing: Rubber & Sealed journal bearing
- Recommended WOB (kN/mm): 0.35–1.0
- Recommended RPM: 150–60
- Soil Condition:
Clay, Mudstone
Chalk, Shale
Limestone & Sandstone

Option B
Carbide (TCI)
- Size: 5.5”, 6”, 6.5”, 7.875”, 8.5”
- IADC Code: 517/ 537/ 617/ 637(Customizable)
- Bearing: Rubber & Metal sealed journal bearing
- Recommended WOB (kN/mm): 0.35–1.2
- Recommended RPM: 40–140
- Soil Condition:
Shale & Limestone
Sandstone
Quartz-rich formations- Granite
Basalt and other high-strength igneous rocks

Specification
DIAMETER INCHES | DIAMETE(MM) | CONNECTION PIN(API REG PIN) | U.WEIGHT(KG) |
5-7/8" | 149.2 | 3-1/2" | 13 |
6" | 152.4 | 3-1/2" | 16 |
6-1/2" | 165.1 | 3-1/2" | 21 |
6-3/4" | 171.5 | 3-1/2" | 22 |
7-7/8" | 200 | 4-1/2" | 34 |
8-1/2" | 215.9 | 4-1/2" | 41 |
8-3/4" | 222.3 | 4-1/2" | 42 |
9-1/2" | 241.3 | 6-5/8" | 65 |
10-5/8" | 269.9 | 6-5/8" | 77 |
11" | 279.4 | 6-5/8" | 80 |
12-1/4" | 311.2 | 6-5/8" | 100 |
13-1/2" | 342.9 | 6-5/8" | 108 |
14-3/4" | 374.7 | 6-5/8" | 138 |
16" | 406.4 | 6-5/8" | 187 |
17-1/2" | 444.5 | 7-5/8" | 262 |
22" | 558.8 | 7-5/8" | 347 |
23" | 584.2 | 7-5/8" | 605 |
26" | 660.4 | 7-5/8" | 720 |
HDD Drilling Rig
DRILL RIG | HOUSING OPTIONS | BIT SIZE | PIN SIZE |
JT2720AT | w/ 3.75” dia. Rockmaster R housing | 4 3/4” - 5” | 2 7/8” Reg |
JT2720AT | w/ 4.75” dia. Rockmaster R housing | 5 1/2” | 2 7/8” Reg |
JT30AT | w/ 3.75” dia. Rockmaster R housing | 4 3/4” - 5” | 2 7/8” Reg |
JT30AT | w/ 4.75” dia. Rockmaster R housing | 5 1/2” | 2 7/8” Reg |
JT3020AT | w/ 3.75” dia. Rockmaster R housing | 4 3/4” - 5” | 2 7/8” Reg |
JT3020AT | w/ 4.75” dia. Rockmaster R housing | 5 1/2” | 2 7/8” Reg |
JT4020AT | w/ 5” dia. Rockmaster R housing | 6” - 6 1/2” | 3 1/2” Reg |
JT60AT | w/ 5” dia. Rockmaster R housing | 6” - 6 1/2” | 3 1/2” Reg |
JT100AT | w/ 5” dia. Rockmaster R housing | 6” - 6 1/2” | 3 1/2” Reg |
D36X50DR | 6” - 6 1/2” | 3 1/2” Reg |
Product Detail
DRILLNOVA specializes in high-performance HDD drilling tools.
Reduce downtime, boost drilling efficiency.
Download our HDD catalog to find PDC bits built for reliable performance.
