QL40A

Advantage

1 Longer life of bit: alloy steel material, with longer service life, bettre than similar products;

2 Good performance: the New Diamond drill bit has strong wear resistance, good diameter protection and can make cutting teeth be utilized efficiently;

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Product Details

	Parts	Weight /kg		Parts	Weight /kg
1	Top Sub	8.1 Kg	9	Guided Sleeve	2.3 Kg
2	O'Ring	0.01 Kg	10	Retainer Ring	0.27 Kg
3	Check Valve	0.3 Kg	11	O'Ring	0.01 Kg
4	Spring	0.04 Kg	12	Drive Chuck	3.3 Kg
5	Valve Seat	1.5 Kg	13	Drill Bit
6	Inner Cylinder	2.1 Kg
7	Piston	8.4 Kg
8	Piston Case	16.4 Kg

Technical parameters
	Length(Less bit)	Weight	Outer diameter	Connection Thread	Bit Shank	Hole Range
	1057mm	42.7Kg	99mm	API2 3/8"REG	QL40A	110-135mm
	Working Pressure		Recommended Rotation Speed		Air Consumption
	Working Pressure		Recommended Rotation Speed		1.0 Mpa	1.8 Mpa
	1.0-2.2 Mpa		30-60 r/min		5 m³/min	9 m³/min

Company

Company

Our factory is located in rencheng city shandong jining province .

There are more than 300 sales service providers in China, and the products are exported to American,Australia, Africa and Southeast Asia etc. The main brand, "JuSheng", has set up a high reputation and popularity in domestic and foreign market.

Packaging & Shipping

Exhibition

Exhibition

FAQ

1.What are your main products? We have many years of drilling experience and mainly serve the drilling of mines and infrastructure. The products involved include: down-the-hole drilling rigs, water well drilling rigs,as well as supporting drill pipes, drill bits and other drilling tools.

2.What is the quality of the drilling equipment and accessories you produce? The products we produce have been recognized by the international market. Our products are distributed in North America, South America, Southeast Asia, Australia, the Middle East, Europe, and Africa, and we have gained a large number of repeat customers.

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