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4.5 Inch ST58 Spherical Rock Button Drill Bit For CNC Milling Drill Bits

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4.5 Inch ST58 Spherical Rock Button Drill Bit For CNC Milling Drill Bits

Name: 45 Inch ST58 Spherical Rock Button Drill Bit For CNC Milling Drill Bits
Brand: MIROC
Price: 1 USD

Place of Origin : China

Brand Name : MIROC

Model Number : 4148300965-972

MOQ : 50

Packaging Details : Carton Box or Wooden Box

Delivery Time : 25 days

Payment Terms : T/T or L/C

Supply Ability : 20000 pieces per month

Price : negotiation

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4.5 Inch ST58 Spherical Rock Button Drill Bit For CNC Milling Drill Bits

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 in bench and long hole drilling
• 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: ST58 Button Bit Spherical Buttons

Applications

• Underground mining
• Tunneling
• Quarry

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)
4148300965	89	3 1/2	6x12	8x12
4148300966	89	3 1/2	6x13	8x13
4148300967	89	3 1/2	4x13, 1x13	8x13
4148300968	89	3 1/2	4x12, 2x12	8x12
4148300969	95	3 3/4	4x13, 1x13	8x14
4148300970	102	4	6x14	8x14
4148300971	102	4	6x13	8x16
4148300972	115	4 1/2	6x14	8x16

Product Code and Brief Description	Angle	Front Flushing Holes	Side Flushing Holes	Weight (kg)
B1489-ST58-S-1, ST58 Button Bit, Spherical Buttons	35°	2	1	4.1
B1489-ST58-S-2, ST58 Button Bit, Spherical Buttons	35°	2	1	4.1
B1389-ST58-S-1, ST58 Button Bit, Spherical Buttons	35°	4	-	4.1
B1489-ST58-S-3, ST58 Button Bit, Spherical Buttons	35°	4	-	4.1
B1389-ST58-S-2, ST58 Button Bit, Spherical Buttons	35°	4	-	4.6
B1489-ST58-S-4, ST58 Button Bit, Spherical Buttons	35°	2	-	6
B1489-ST58-S-5, ST58 Button Bit, Spherical Buttons	35°	2	1	6
B1489-ST58-S-6, ST58 Button Bit, Spherical Buttons	35°	2	-	7

Product Tags:

hardened steel drill bits

milling drill bits

4.5 Inch ST58 Spherical Rock Button Drill Bit For CNC Milling Drill Bits Images

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