07avr

DTH Drill Bits Quotation

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  That is, the compressed air is sent to the gas-water mixing chamber in the well through the gas supply pipeline to mix with the water flow in the drill pipe to form an aerated water flow with a specific gravity less than 1..Under the gravity action of the annular water column on the periphery […]

10mar

Copper mining taper button bit 36mm for YT27 YT24 YT28 YT29 pneumatic rock drill

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Q1: Are you a manufacturer? Yes, we own 3 plants to manufacture various drilling products about 17 years . We are a one-stop supplier of full range of rock drilling products.   Q2: Are your products high quality ? Yes .Our customers made the test reports proved that.If you need more information,please contact with us. […]

08mar

What is Rock Drill Bits ?

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  air-leg rock drill is widely used in mining, roadway excavation and various rock drilling operations.It is an important machine tool in metallurgy, coal, railway, transportation, water conservancy, and foundation stone works.This machine is used for wet drilling operations of medium-hard or hard rocks. The muzzle diameter can reach 34-42mm, and the drilling depth can […]

05mar

5 inch high air pressure DTH rock drill bit

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Bit face shape selection: 1. Drop Center Bit For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control. 2. Concave Face The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity. 3. […]

01mar

Correct use of drill bits and precautions

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Drill bit is a kind of commonly used hardware tool products. Although the size of the drill bit is relatively small, it is inseparable from the modern industrial construction industry. The drill bit also needs to pay attention to some matters during the use process, so as to ensure that it can be used normally. […]

19fév

Have you seen a few such creative drill shapes, more than 3 will count as I lose

par drillbits 0 Commentaire

I have collected a few types of drill bits that are not common in life. Let’s take a look. You’ve all seen a few of the same ones. Many people have not more than three. Drill bits are tools used to drill through holes or blind holes in solid materials, and to ream existing holes. […]

07fév

What brand of water drill bit is good

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Water drill It is used more and more in the field of home building materials, and the sales volume of water drill bits is also increasing, but not everyone knows water drill bits, so what brand of water drill bits is good?Let the editor popularize it for everyone Water drill ten. Introduction of water drill One, the […]

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