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Thread Pin Diameter 254mm Three Wing Bit Drag Bits For Water Well Drilling

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Thread Pin Diameter 254mm Three Wing Bit Drag Bits For Water Well Drilling

Brand Name : SOLLROC
Model Number : SC-Step-3-203
Certification : SGS
Place of Origin : China
MOQ : 1 set
Supply Ability : 20000 sets per month
Delivery Time : 4 weeks
Packaging Details : carton + ply wooden case + pallet for seaworthy or airworthy
Material : alloy steel with carbides
Color : As request
Model : Chevron and Step type
Applications : mining and water well drilling
Thread : API 2 3/8" REG or 3 1/2" REG
Diameter available : 2"(51MM)~17 1/2"(444.5MM)
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Step type Drag Bits diameter 254mm three wings for water wells, environmental and exploration

Product specifications:

We supply two types of drag bits: Step-type and Chevron-type, which can be customized with different threads.

Step type bits are the most common type of drag bit used widely for soft to medium formations.

Chevron bits are designed for medium to hard formations.

Thread available:2 3/8, 3 1/2, 4 1/2, 5 1/2, 6 5/8 API Reg. Pin, IF Pin

Bit diameterThread Type Pin
3-5/8″ – 4-3/4″2-3/8″ API PIN
4-7/8″ – 5-1/8″2-3/8″ API PIN
5-1/4″ – 5-1/2″2-3/8″ API PIN
5-5/8″ – 6″2-3/8″ API PIN
6-1/8″ – 6-1/4″2-3/8″ API PIN
6-1/2″ – 6-3/4″2-3/8″ API PIN
5-1/2″ – 6-3/4″3-1/2″ API PIN
6-7/8″ – 7-7/8″3-1/2″ API PIN
8″ – 9″3-1/2″ API PIN
9-1/8″ – 10-7/8″3-1/2″ API PIN
7-7/8″ – 8-7/8″4-1/2″ API PIN
9″ – 9-7/8″4-1/2″ API PIN
10″ – 10-7/8″4-1/2″ API PIN
11″ – 12-1/4″3-1/2″ OR 4-1/2″ API PIN

Using plywood cases and pallet for seaworthy to protect products and avoid the damagement during transportation by sea. Using cartons and plywood cases for air worthy to less the weight and save the freigth. Also we can customize package according to your special requests. Special mark is available.

Production time:
3-4 weeks after received payment in advance.

By air, by Express or by sea according to your requests.

SOLLROC is a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.

Product Tags:

step drag bits


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