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excellent to water well, mining, Feature: Stable working and fast rate, Bit shanks: QL60, Fast speed, bit with foot valve - details see: https://www.machineto.com/6-inch-ql60-heavy-duty-dth-hammer-10317471

Specification:

QL60 heavy duty hammer

HD is similar to Standard, but with heavy duty chuck
and wear sleeve, and a top sub fitted with tungsten carbide
buttons for wear protection in harsh and abrasive
conditions. These also protect the top sub from excessive
wear when rotating out of the hole through broken
rock.

Usage:Drill holes from 165mm to 203mm.

Matched products:

89mm drill rods with API 3 1/2"REG PIN

bits with QL60 shank

Application fields:mining. water well,

Features:

high impact power with low frequency, long service life, non-return flushing, reliable performance.

Large outer diameter, and chuck sleeve welded, which result the longer service life.

Advantages:

1.Distributing Seat:Unique air distributing structure reduce the air consumption.

2.Piston:The piston with swivel grooves to distribute air and ensure the high drilling rate.

3.Cylinder:Improve balance and location within the piston.

4.Wear sleeve, top sub and chuck are enlarged to protect excessive wear on hammer.

Structure:

Pictures:

How to complete the whole deal

Step:

1. Firstly decide the design, material and color

2. Decide the size in accordance with client's requirement and our

recommendation

3. We will give the best offer.

4. Client's accept the offer and we send proforma invoice.

5. Client transfers 30%-50% deposit and production begins

6. After production, we will send ready products photo

7. After client's confirmation, we will arrange shipment, and send

copy shipping documents like B/L, commercial invoice and

packing list

8. Client transfer balance payment and we will send original

documents by DHL or EMS