Alloy Three-Wing Arc Angle Coreless Drill Bit

• After-sales Service: Warranty
• Warranty: 6 Months
• Certification: CE, ISO 9001:2000
• Standard: AISI, ASME, ANSI
• Surface Treatment: Oxidation
• Manufacturing Process: Casting
• Model NO.: 75# 91# 113#
• Material: Carbide
• Weight (Kg): 4.4
• Condition: New
• Processing Type: Casting
• Machine Type: Drilling Tool
• Use: Coal Mining
• Size: 91mm
• MOQ: 50 Piece
• Key Words3: Coreless Drill Bit
• Key Words2: Arc Angle Coreless Drill Bit
• Marketing Type: New Product 2023
• Packing: Wooden Case
• Key Words: Alloy Three-Wing Arc Angle Coreless Drill Bit
• Application: for Mining
• Diameter: 3.7 Inch
• Machinery Test Report: Provided
• Transport Package: Carton
• Specification: as needed
• Trademark: Speed Made
• Origin: Hunan, China
• HS Code: 82071300
• Production Capacity: 500 Piece/Pieces Per Month

Product Description

 

Product Description

 

Alloy Three-Wing Arc Angle Coreless Drill Bit.

Mainly used for: grouting holes, varsity discharge holes, slopes, supports, anchor cables, wells, and geothermal.
Applicable strata: red sandstone, mudstone, coal seam, backfill, weathered rock and medium and hard broken strata.

Common models: 75, 94, 113, 133mm.
Commonly used drill pipes: 42, 50, 63.5, 73, 76, 89.

 

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