76mm shank drill rod for extension the length

Place of Origin	Zhejiang, China		Brand Name	JINDU
Model Number	Extension		Type	Other, extension rod
Machine Type	Drilling Tool		Material	Iron
Processing Type	Other, iron		Use	Other, extension of drilling concrete,brick and stone

Specifications

Materials:iron
application:extension drilling length
length:200mm/250mm/350mm/450mm/550mm
connection:by sthread

About US

Jindu Industrial &  Commercial Corporation located at capital of hardware,Yongkang City Zhejiang Province.Sin-

ce the very beginning of establishment in 1995,the core of the main primary business at the field of manufactur-

ing,research and development of the diamond tools.After the 18years' development,Jindu Industrial Corporation

has become one of the biggest and most professional  foundation for manufacturing,Research and developmen

-t of diamond tools industries in China,which is due to continuously investing in the overall enhancement of diam

-ond tools business areas and improving techniques,management skills and innovations.Jindu has aready beco

-me the only professional manufacturer in the field of engineering drilling and diamond bits.Products varieties in

-clude all types of drilling machines and drilling bits in China.

Our Management

Our Factory

Our Process Workshop

Our Sample Room

 

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Product Picture

Diamond Segments

O.D of core bits	Segment thicknes	Segment height
38mm	3.6mm	8.5mm
40mm	3.6mm	8.5mm
44mm	3.6mm	8.5mm
50mm	3.6mm	8.5mm
57mm	3.7mm	8.5mm
63mm	3.7mm	8.5mm
76mm	3.7mm	8.5mm
83mm	3.7mm	8.5mm
89mm	3.8mm	8.5mm
102mm	3.9mm	8.5mm
108mm	4.0mm	8.5mm
112mm	4.0mm	8.5mm
120mm	4.2mm	8.5mm
127mm	4.2mm	8.5mm
132mm	4.2mm	8.5mm
150mm	4.3mm	8.5mm
160mm	4.3mm	8.5mm
180mm	4.5mm	8.5mm
202mm	4.5mm	8.5mm
230mm	4.7mm	8.5mm
244mm	4.7mm	8.5mm
274mm	4.7mm	8.5mm
300mm	4.8mm	8.5mm
320mm	5.0mm	8.5mm
340mm	5.0mm	8.5mm

Specifications diamond core bit series

Zhejiang Yongkang Jindu Industrial & Commercial Co., Ltd
size				size
Normail		Normail		Normail		Normail
O.D of core bits	Barrel length	O.D of core bits	Barrel length	O.D of core bits	Barrel length	O.D of core bits	Barrel length
25mm	<=300mm	55mm	<=500mm	100m	<=500mm	160mm	<=500mm
26mm	<=300mm	57mm	<=500mm	102mm	<=500mm	166mm	<=500mm
28mm	<=300mm	58mm	<=500mm	107mm	<=500mm	180mm	<=500mm
29mm	<=300mm	60mm	<=500mm	110mm	<=500mm	190mm	<=500mm
30mm	<=300mm	63mm	<=500mm	112mm	<=500mm	202mm	<=500mm
32mm	<=300mm	66mm	<=500mm	120mm	<=500mm	210mm	<=500mm
34mm	<=300mm	70mm	<=500mm	125mm	<=500mm	220mm	<=500mm
35mm	<=300mm	71mm	<=500mm	127mm	<=500mm	229mm	<=500mm
36mm	<=300mm	73mm	<=500mm	130mm	<=500mm	244mm	<=500mm
38mm	<=300mm	76mm	<=500mm	132mm	<=500mm	260mm	<=500mm
42mm	<=500mm	80mm	<=500mm	140mm	<=500mm	274mm	<=500mm
44mm	<=500mm	83mm	<=500mm	150mm	<=500mm	300mm	<=500mm
48mm	<=500mm	89mm	<=500mm	151mm	<=500mm	320mm	<=500mm
50mm	<=500mm	90mm	<=500mm	152mm	<=500mm	345mm	<=500mm
52mm	<=500mm	92mm	<=500mm	159mm	<=500mm	400mm	<=500mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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