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Down The Hole Button Bits Rock Drilling Long Life Span High Abrasion Resistant
Down The Hole Button Bits Rock Drilling Long Life Span High Abrasion Resistant
Specifications
Brand Name :
Teamwhole
Model Number :
SD12-381MM
Certification :
ISO9001:2008
Place of Origin :
Changsha,Hunan,China
MOQ :
1
Supply Ability :
5000pcs/month
Delivery Time :
Shipped in 25 days after payment
Packaging Details :
dth bits are packed by Woodens outer side, and Cartons inner side.
Model :
SD12-381MM
Material :
Alloy Steel
Processing type :
Forging
Carbides Shape :
Spherical, Ballistic, Parabolic and Conical
DTH BIT Colo :
Gold,Other As are available
Matched Hammer :
SD12 DTH Hammer
Machine Type: :
Drilling Tool
Formation: :
Hard rock, middle hard rock, soft rock
Price :
Negotiation
Description

Down The Hole DTH drill button Bits SD12-381MM Bit For Water Well Drilling

The drill bits offered by Tianhe Drilling are manufactured to the most stringent standards, using high quality materials to provide you with a reliable, high performance cutting edge for your drilling equipment.

1.General introduction

Shank Type Bit Diameter(mm)

Bit Diameter(Inch)

 Bit Face Gauge Buttons Front Buttons

Flushing Hole
SD12 381mm 15inch Concave/Flat/Drop center 18×φ19 30×φ18

3
  • 381mm Bit size also available for other 12 Inch Shank bit Numa120,DHD112
  • The recommended hole range for 12inch hammer is 311mm-445mm

2. Bit Face Shape Selection:

1. Drop Center Bit

----For high penetration rates in soft to medium hard and fissured rock formations.

2. Concave Face

----The all-around application bit face specifically for medium hard and homogeneous rock formations. Good hole deviation control and good flushing capacity.

3. Convex Face

----For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce theload and wear on the gauge buttons, but poor hole deviation control.

4. Flat Face Bit

----This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications

with high air pressures. Good penetration rates an resistance to steel wash.

3. Carbide Button Shape Selection:

1. Semi-Ballistic Buttons

2. Ballistic Button

3. Spherical Button

4. Two-step Button

4. Photos

Down The Hole Button Bits Rock Drilling Long Life Span High Abrasion Resistant

Product tags

abrasive drill bit

,

nail drill safety bit

,

what drill bit for concrete
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Down The Hole Button Bits Rock Drilling Long Life Span High Abrasion Resistant

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Product Detail
Brand Name :
Teamwhole
Model Number :
SD12-381MM
Certification :
ISO9001:2008
Place of Origin :
Changsha,Hunan,China
MOQ :
1
Supply Ability :
5000pcs/month
Contact Supplier
Down The Hole Button Bits Rock Drilling Long Life Span High Abrasion Resistant

Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

Active Member
8 Years
ningxia, jinzhou
Since 2002
Business Type :
Manufacturer
Main Products :
DTH Drilling Tools, DTH Drill Bit, Down The Hole Hammer
Total Annual :
10Million-50Million
Employee Number :
201~300
Certification Level :
Active Member
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