Tunneling Reaming Drill Bit T45 / T38 / R32 76mm - 127mm Diameter Forging Type

• Customized: Customized
• Standard: API
• Type: Core Drill Bit
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: Tunneling Reaming Drill Bit T45 / T38 / R32 76mm
• Material: Tungsten Carbide
• Usage: Masonry Drilling
• Diameter: 38-127mm
• Thread Type: R22, R25, R28, R32, R35, R38, T38, T45, T51, St58
• OEM and ODM: Yes
• Certificate: ISO2000
• Color: Red, Blue, Golden
• Mining Object: Coal Machinery
• Transport Package: Plywood Box
• Specification: as per order quantity
• Trademark: none
• Origin: China
• HS Code: 82071990
• Production Capacity: 20000PCS Per Month
• Package Size: 45.00cm * 30.00cm * 70.00cm
• Package Gross Weight: 50.000kg

Product Description

Tunneling Reaming Drill Bit T45 / T38 / R32 76mm - 127mm

Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter.

 

Product Name:	different rock hardness drilling button bit
Description:	For different rock hardness mining,tunneling,quarrying button bit Button bit Made with high quality of best quality alloy steel bar and tungsten carbide, through heat treatment.
Material:	Alloy steel bar and tungsten carbide bit
MOQ:	trial order 1-5pcs
Body Type	Normal type and retract type
Thread type	R25,R28,R32,R38,T38,T45,T51,ST58,ST68
Diameter	32mm-152mm
Button bit shape	Spherical and Ballistic
Face shape	Flat shape ,Drop-center shape, Dome Bit

 

Button bit and Insert types
Spherical Button Characteristics
1. Universal button
2. Good wear resistance
3. Best suited for hard ground
4. 27000-48000PSI(180 to 320Mpa)
5. Suited for abrasive to very abrasive drilling conditions

 

Ballistic Button Characteristics

1. Fast Penetration
2. Best suited for soft rock
3. 10000-20000PSI(70 to 140Mpa)
4. Suited for non-abrasive drilling conditions