: Changsha Sollroc Engineering Equipments Co., ltd

Sollroc , with more 10 years of experience ,is one of the professional manufacturer and supplier of high performance rock drilling tools like: DTH hammers and bits, RC hammers and bits, DTH drill rods

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Step drag bits

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DTH hammer [37]
DTH bit [68]
Reverse circulation hammer [19]
Reverse circulation bit [17]
Overburden Drilling System [5]
DTH drill rod [8]
Button bit [9]
Tapered bit [3]
Shank adaptor [2]
Button bit grinder [9]
Drag bit [2]
Diamond core bit [4]

Changsha Sollroc Engineering Equipments Co., ltd

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Step drag bits

Name: Step drag bits
Brand: SOLLROC
Price: 1 USD

Place of Origin : Changsha,Hunan,China

MOQ : 1 PC

Brand Name : SOLLROC

Certification : ISO:9001,SGS

Delivery Time : 15-20 DAYS

Payment Terms : T/T,L/C

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Step drag bits

Step drag bits are usually used for drilling overdurdens with sands, clays or soft formations. Compared with chevron drag bits, step drag bits produce large cuttings and more aggressive, however, will be less durable.

Drag bits diameters: 3 7/8” ~ 16”;
Connection threads:2 3/8’’ API Reg, 2 7/8’’ API Reg, 3 1/2’’ API Reg, 4 1/2’’ API Reg, 6 5/8’’ API Reg, 2 7/8’’ API IF, etc.
Wings: Three wings, four wings.

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