Description

This type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture.

• Widely used drifting and tunneling
• Bit face design is ideal for medium-hard to hard abrasive rock

Color: Green or Based on Customer requirements

Material: Tungsten carbide and high strength alloy steel

Processing: CNC milling and proprietary heat treatment process

Type: R28 Button Bit Ballistic Buttons

Applications

• Underground mining
• Tunneling

Competitive Advantage

• High grade tungsten carbide inserts
• Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment

specification

1

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Part Number	Bit Diameter (mm)	Bit Diameter (inch)	Front Buttons  (No. x mm)	Gauge Buttons  (No. x mm)
4148300443	37	1 4/9	2x7	5x9
4148300444	38	1 1/2	2x8	4x9
4148300445	38	1 1/2	2x7	5x9
4148300446	41	1 5/8	2x8	5x9
4148300447	43	1 5/7	2x9	5x9
4148300448	45	1 7/9	2x9	5x10
4148300449	45	1 7/9	3x8	6x9
4148300450	48	1 8/9	2x9	5x11
Mr. Yan Tel: 86-755-36989033 Contact to this supplier Related Search Rock Button Bit    Rock Drill Bit    Rock Drill Tools    Rock Bit    Rock Drill    Button Bit    More>> Find more related products in following catalogs on Hisupplier.com Electronic & Electrical >> Welding Machine × Company Info China Hole Saw Online Market [China (Mainland)] Business Type:Manufacturer City: Shenzhen Province/State: Guangdong Country/Region: China (Mainland) View Contact Details You May Like: prev mining drill bits Spherical drill bit stone drilling bits Spherical drill bit stone drilling bits mining drill bits Custom 110mm 140mm ST68 Retractable Dril... T51 Tungsten Carbide Retractable Drill B... Tungsten Carbide Spherical Retractable D... Dome Reaming Drill Bit tungsten Carbide rock drill button bit s... Tungsten Carbide Cross Bits Tapered Butt... CNC T45 Mining Button Drill Bit For Hard... High Strength Alloy Steel R28 Button Dri... 11 Tungsten Carbide Cross Bits Tapered B... 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