89mm T45 High Performance High Efficiency Retract Button Bit for Quarrying and Underground Mining

Price Negotiable

Price: $3-$300

MOQ: 1 piece

Delivery Time: 10-15 days

Brand: MTH

Product Description

89mm T45 Button Drill Bit Quarrying Underground Mining Work Top Hammer Retrac

89MM T45 Quarrying Underground Mining Drilling Work Top Hammer Retrac Button Bit

Description

Retrac button bits are made from high quality alloy steel bar and tungsten carbides. Through rigorous heat treatment processes, Minetech's drilling tools are tested in various working conditions. We also offer customized thread button bits tailored to different drilling applications, specifically designed for very hard rock formations.

Specifications

Bit Diameter (mm)	Bit Diameter (inch)	Front Buttons (No. x mm)	Gauge Buttons (No. x mm)	Angle	Front Flushing Holes	Side Flushing Holes	Weight (kg)
45	1 7/9	3x8	6x9	40°	3	-	1.1
48	1 8/9	3x9	6x10	30°	3	-	1.2
51	2	3x9	6x10	30°	3	-	1.4
64	2 1/2	3x10, 1x10	6x11	35°	3	-	2.2
64	2 1/2	4x10	8x10	40°	2	-	2.2
76	3	4x11, 1x11	8x11	35°	4	1	3.5
89	3.5	6*12	8*12	35°	2	-	4.5

Applications

Underground mining
Tunneling
Quarrying
Widely used in bench and long hole drilling
Perfect design for soft to medium-hard rock formations

Features

Extended lifespan: Made from high-quality alloy material for superior durability compared to similar products
High drilling efficiency: Wear-resistant drill buttons maintain sharpness, significantly improving drilling speed
Consistent drilling speed: Designed to scrape and cut through rock efficiently
Excellent performance: Features strong wear resistance, effective diameter protection, and efficient use of cutting teeth

Product Images