China T51 Retrac Skirt Rock Drill Ballistic and Spherical Button Bits Factory, Factories

Product Details
Customization: Available
After-sales Service: Repair or Replacement
Warranty: 6 Months

Product Description

ℹ️ Basic Information
Model NO.Thread drill bit
CertificationISO 9001:2000, ISO 9001:2008
StandardGB
Surface TreatmentSpray-Paint
Manufacturing ProcessStamping
MaterialCarbon Steel
ThreadT51
Machine TypeDrilling Tools
ColorRed, Black, Yellow, White
Tungsten CarbideYk05 or T6
Diameter64mm
OriginChina
HS Code82071990
Capacity500,000 PCS/Month
📦 Packaging & Delivery
Package Size30.00cm * 30.00cm * 30.00cm
Package Gross Weight5.000kg
Transport PackageWooden Case / Carton
🛠️ Product Description
Drifting and tunnelling tools include rods, shank adapters, couplings and bits. We provide 7 main thread types: R25, R28, SR28, R32, SR35, and R35. With diameters ranging from 38mm to 127mm, these tools are compatible with button bits, cross bits, and reaming products.
Available ThreadsR22, R25, R28, SR28, R32, SR35, R35, R38, T38, T45, ST58, GT60
Diameter Range82-140mm
Productivity10,000 pcs / month
🖼️ Visual Showcase
T51 Retrac Skirt Rock Drill Bit
Rock Drill Ballistic Button Bits
Spherical Button Bits
Threaded Drill Tools
📊 Technical Parameters
Button Bit Type Carbide Dimension Dimensions D Flushing Hole
Gauge Front
[No.] [mm] [No.] [mm] [mm] [in] Front Side
T51 Retrac 6 14 4 14 89 3 1/2" 3 0
Standard Bit 8 12.7 6 11 82 3 1/4" 2 1
Standard Bit 8 12.7 6 11 85 3 3/8" 2 1
Large Diameter 8 14 6 14 102 4" 2 0
Heavy Duty 8 16 6 14 115 4 1/2" 2 0
Extra Large 8 16 8 16 140 5 1/2" 2 0
Frequently Asked Questions
Q1: What materials are used in the manufacturing of these drill bits?
A: The bits are primarily manufactured using high-quality Carbon Steel and premium Tungsten Carbide (Yk05 or T6) for maximum durability and performance.
Q2: Which thread types are available for drifting and tunnelling tools?
A: We offer a wide range of threads including R22, R25, R28, SR28, R32, SR35, R35, R38, T38, T45, ST58, and GT60.
Q3: What is the monthly production capacity for these tools?
A: Our production facility has a high capacity of up to 500,000 pieces per month for thread drill bits.
Q4: Are the drill bits compliant with international standards?
A: Yes, our products are certified according to ISO 9001:2000 and ISO 9001:2008 quality management standards.
Q5: How are the products packaged for international shipping?
A: To ensure safety during transport, products are typically packed in sturdy wooden cases or reinforced cartons, depending on the order volume.
Q6: What surface treatments are applied to the drill bits?
A: The bits undergo a spray-paint surface treatment, available in various colors such as red, black, yellow, and white.

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