T38 3 inch Retractable Drill Bit Retrac Spherical Button Bit

Description

This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture. Recommended for eliminating hole deviation.

• Widely used drifting and tunneling
• Bit face design is ideal for soft to medium rock formations
• With Retrac Wings to help guide the bit in and out of the hole
• Effective in straight hole drilling

Color: Green,Blue or Based on Customer requirements

Material: Tungsten carbide and high strength alloy steel

Processing: CNC milling and proprietary heat treatment process

Type: T38 Retrac Button Bit Spherical 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

 

Part Number	Bit Diameter (mm)	Bit Diameter (inch)	Front Buttons  (No. x mm)	Gauge Buttons  (No. x mm)
4148300737	64	2 1/2	4x10	8x10
4148300738	64	2 1/2	3x10,  1x10	6x11
4148300739	70	2 3/4	4x11	8x11
4148300740	70	2 3/4	3x10, 1x10	6x13
4148300741	70	2 3/4	4x10,  1x10	8x11
4148300742	76	3	4x11	8x11
4148300743	76	3	4x11,  1x11	8x10
4148300744	76	3	4x11,  1x11  Mr. Yan Tel: 86-755-36989033 Contact to this supplier Related Search Button Bit    Drill Bit    Rock Button Bit    Core Drill Bit    Masonry Drill Bit    Rock Drill Bit    More>> Find more related products in following catalogs on Hisupplier.com Electronic & Electrical >> Electric Power Tools Related Products LED Light; T7; Light 4*AAA × 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... 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