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Home > Manufacturing & Processing Machinery > Engineering & Construction Machinery > Excavator > Jack Hammer RB777 Air Hammer

Jack Hammer RB777 Air Hammer

Jack Hammer RB777 Air Hammer thumbnail-3

Jack Hammer RB777 Air Hammer thumbnail-4

Jack Hammer RB777 Air Hammer thumbnail-5

US$ 185 - 230 MOQ: 1 Unit

Key Specifications

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Place of Origin:

Fujian, China

Brand Name:

Model Number:

RB777

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Fuzhou Golden Moral Imp & Exp Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

ningbo

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Place of Origin Fujian, China

Brand Name GM

Model Number RB777

Condition New

After-sales Service Provided Overseas third-party support available

RB777 Jack Hammer

RB777 Jack hammer is a ideal tool that break up concrete and other solid object in the road construction and installation.It has characteristic of simple structure,high efficiency and handy use . As long as fix a drill shank, turn on air source, then working.

Specification

Weight 37kg

Length 733mm

Rammer dia 57mm

Rammer stroke 189mm

Air pressure 0.63Mpa

Impact frequency 18.3Hz

Air consumption 34L/s

Air pipe inner dia 19mm(3/4”)

Lubrication capacity 30ml

Shank size 32*152/160mm

Work Principle

RB777 Jack hammer is a tool that use compressed air as power, the compressed air come from air connection tube(31) to the valve unit in the pick back head(4), through valve(33), allot the compress air to cylinder(11)above below antrum,promote hammer(12) reciprocating up and down, hammer(12) make punch(14) beat the end of steel shank, ensure steel shank drill into concrete continuously, make it break into pieces.

Parts and illustration

No	Part No	Name	Qty
1	RB777-18	Pick handle cover(A)	1
2	GB1235-	O-seal ring	1
3	RB777-22	Plug	1
4	RB777-01	Rammer back head	1
5	RB777-13	Control handle	1
6	RB777-	Bar 3×6	1
7	RB777-24	Oli plug	1
8	GB879	Spring column pin 6.5×12	1
9	RB777-16	Side bolt	2
10	RB777-17	Nut	2
11	RB777-02	Cylinder	1
12	RB777-06	Rammer	1
13	RB777-14	Yoke bolt	2
14	RB777-10	Punch	1
15	RB777-05	Guide sleeve	1
16	RB777-03	Front head	1
17	RB777-12	Yoke spring	2
18	RB777-28	Yoke pin	1
19	RB777-29	Block pin pad post	2
20	RB777-15	Yoke nut	2
21	RB777-20	Yoke axis	1
22	RB777-25	O-seal ring	1
23	RB777-04	Yoke	1
24	RB777-19	Handle cover(B)	1
25	GB879-	Elastic column pin	1
26	RB777-23	Jib pipe	1
27	RB777-26	Jib pin	1
28	RB777-27	Clogging ball valve	1
29	RB777-21	Ball valve spring	1
30	RB777-	Choke	2
31	RB777-11	Air connection tube	1
32	RB777-08	Valve chest pad	1
33	RB777-09	Valve core	1
34	RB777-07	Valve chest	1