Hot! 250.8mm Powerroc TCI Tricone Bit Foundation Drilling

Name: Hot! 250.8mm Powerroc TCI Tricone Bit Foundation Drilling
Brand: Hunan Powerroc Mining Technology Co., Ltd
SKU: 1996102781

Hunan, ChinaHunan Powerroc Mining Technology Co., Ltd

US$1,500.00-4,000.00

1 Piece

Sample price:US$1500.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

ISO 9001

Model NO.

TRICONE-TCI-FD

Length

Taper-length

Type

Center Drill Bit

Material

Tungsten Carbide

Usage

Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling, Foundation Drilling

Bearing Type

Friction Bearing with Hardfacing

Tooth Type

TCI with Heavy Duty Inserts

Circulation Type

Air / Mud Fluid

Connection Thread

6 5/8 Reg Pin

Gauge Protection

Reinforced with Extra Hardfacing

Shirttail Protection

Reinforced

Recommended Rpm

30-60 Rpm

Recommended Wob

120-280 kN

Transport Package

Fumigation Free Solid Wood Case

Specification

Diameter: 250.8mm (9 7/8 Inch)

Trademark

PowerRoc

Origin

China

HS Code

82071910

Production Capacity

2, 50units/Year

Key features

Heavy duty TCI inserts with reinforced cone structure deliver superior crushing action in hard rock piling.

Stop bit failure in boulder and cobble formations; extra hardfacing extends tooth life and reduces downtime.

Field data shows 25% longer service life in weathered granite and conglomerate compared to standard piling bits.

Engineered for bridge foundations, high rise building piles, caisson construction, and heavy civil projects.

Company profile

Hunan Powerroc Mining Technology Co., LtdHunan, China

Business Type: Manufacturer/FactoryNearest Port: CNZOS, CNSHA, CNSZXAverage Response Time: ≤0.14h

About Our Factory & Business Background

AddressMingcheng Lvgu Smart Industrial Park, Renmin East Road, Changsha, Hunan, China

Registered Capital2,000,000 RMB

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Our Production Capability & Technical Expertise

Main ProductsMining Products

Our Industry Experience & Global Business Record

Main MarketsSouth America, Africa, Eastern Asia, Eastern Europe, Mid East, Southeast Asia, Western Europe

Product Q&A

Q:What makes this bit ideal for foundation piling?

Heavy duty TCI inserts and reinforced cone structure provide exceptional durability in hard rock and boulder formations.

Q:How does reinforced gauge protection benefit piling operations?

It maintains full hole diameter in abrasive soils and fractured rock, ensuring proper pile installation and reducing rework.

Q:what formations is this 250.8mm piling bit best suited for?

It performs best in weathered granite, conglomerate, limestone, and hard clay with boulders.

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