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1.drilling for foundation or water well, 2.Symmertrix casing with 4 blocks, 3.Hammer:TK406 hammer, 4.low torque,large power - details see: https://www.machineto.com/tk406mm-button-bit-with-blocks-10319158

Features and advantages

1.Drop center face,spherical buttons.

2..Durability

3.Strong quality warranty

4.Made from the most reliable carbides inserts and high quality CrNiMo alloy steel and best heat treatment.

5. Large impact power to make high speed drilling.

Usage

1.Widely used in foundation and water well project,for large hole boring.

2.In not so stable rock formation,the casing is necessary t follow.

3.Symmertrix with four blocks to get reamed diameter.

4.Match to TK18 hammer.

5.air pressure is 25 Bar and air volumn is 1500 cfm.

Quality Guarantee:

Products with any problem caused by unqualified material and maching,will be replaced when providing phots of broken parts and product serial number.

Hammer Structure and specification

Bit Shank:

Bit face photos:

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