Chinese Handling Tool API 7K Type 27-HDP Roller Kelly Bushing

• After-sales Service: Replacement
• Warranty: 18 Months
• Certification: CE, RoHS, ISO 9001:2008, API 7K Certificate
• Material: Alloy
• Rotary Table: 17.1/2, 20.1/2, 27.1/2,37.1/2
• Way of Drive: Pin Drive and Square Drive
• Model: Hds 27-HDP 20-HDP Rtm4 20-Mdp Rts4
• Type: Heavy, Medium, Light Duty
• Transport Package: Plywood Box
• Origin: China
• HS Code: 8431431000
• Production Capacity: 500piece/Year

Product Description

Product Description

Roller kelly bushing can be classified as two types based on different ways of driving type- square drive and pin drive. Also they can be classified as three types based on different styles - heavy, medium and light-duty. They are used for 17.1/2"to 49.1/2"rotary tables. They are designed and manufactured according to API 7K Specification for drilling and well serving equipment.

 

 

Product Parameters

ROLLER KELLY BUSHING
Model	Type	Way of Drive	Kelly Size
			Square	Hex.
HDS	Heavy	Square Drive	3-6	3-6
27-HDP	Heavy	Pin Drive	3-6	3-6
20-HDP	Heavy	Pin Drive	3-6	3-6
RTM4	Medium	Square Drive	2.1/2-5.1/4	3-4.1/4
20-MDP	Medium	Pin Drive	2.1/2-4.1/4	3-4.1/4
17-MDP	Medium	Pin Drive	2.1/2-4.1/4	3-4.1/4
RTS4	Light Duty	Square Drive	2.1/2-4.1/4	3-4.1/4