1.roller Kelly bushing
2.HDS HDP M4 S4
3.API Spec 7K ISO9001:2008
4.GB/T 28001-2001
5.GB/T 24001-2004-ISO14001:2004
Port: SHANGHAI,QINGDAO,TIANJIN
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 55 Piece/Pieces per Month
Payment Terms: L/C,T/T
Contact Supplier
Packaging Detail: plywood case
Delivery Detail: 22 DAYS
Roller kelly bushings are used for 17 1/2-49 1/2 inch rotary tables. They are designed and manufactured according to API Spec 7K.
| Type | Way of Drive | Model | Suitable for Kelly | |
| Square | Hex. | |||
| Heavy | Square Drive | HDS | 21/2-6 | 3-6 |
Pin. Drive | 27-HDP | 3-6 | 3-6 | |
| 20-HDP | 3-6 | 3-6 | ||
| Medium | Square Drive | MDS | 21/2-41/4 | 3-41/4 |
| M4 | 21/2-51/4 | 3-41/4 | ||
Pin. Drive | 20-MDP | 21/2-41/4 | 3-41/4 | |
| 17-MDP | 21/2-41/4 | 3-41/4 | ||
| Light-duty | Square Drive | S4 | 21/2-41/4 | 3-41/4 |
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Features: TWELEVE (12) PCS PACK
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1.Fine Quality 2.Satisfying Price
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Meterial: Metail + Plastic Handle
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Competitive price;
Excellent quality;
Beautiful appearance;
Very strong
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Features: Measuring tools
1.smooth and shinning
2.safe and convinient
3.good blade and hook,long using life
4.accurate measurement
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Features: Wheel Barrow WB3800
wheel 13"*3' solid wheel
size 1380/540/450/835/620/330mm
Waer Capacity 60L
Sand Capacity 5CBF
Model No.: M6X1 long type brass grease nozzl...
Features: 1.the long type M6x1 brass grease nipple popular to cars,trucks for lubrication.
2.length:35mm
3.hex:8mm
4.colour:coppery