📋 Basic Information
Model NO.Tapered Drill Bits
CertificationISO 9001:2000, ISO 9001:2008
StandardGB
MaterialCarbon Steel
Surface TreatmentSpray-Paint
Manufacturing ProcessStamping
Degree7 / 11 / 12
Tungsten CarbideYk05 or T6
Buttons7 / 8
ColorRed, Black, Yellow, White
HS Code82071990
OriginChina
📦 Packaging & Delivery
Package Size30.00cm * 30.00cm * 30.00cm
Package Gross Weight5.000kg
Transport PackageWooden Case
Production Capacity500,000 PCS/Month
🛠️ Product Description
- Connect Shank Size: 19mm, 22mm, 25mm at most
- Bit Diameter: 30mm, 32mm, 34mm, 36mm, 38mm, 40mm
- Tapered Connection: 6 degree, 7 degree, 11 degree, 12 degree etc.
- Material: High-grade Alloy Steel Bar 45CrNiMoV
- Carbide Tips: Tungsten Carbide YK05 or T6
- Button Shape: Semi-Ballistic / Face Type: Flat Face
- Button Quantity: 5, 7, 8 pcs per bit
📊 Technical Specifications
| Diameter |
Length |
No. of Buttons |
Buttons Size (mm) |
Gauge Angle |
Flushing Hole (Side) |
Flushing Hole (Center) |
Weight (kg) |
| mm |
inch |
mm |
inch |
Gauge |
Center |
| 36 | 1-13/32" | 50 | 1-31/32" | 7 | 5x7 | 2x7 | 35° | 1 | 2 | 0.2 |
| 33 | 1-5/16" | 71 | 2-5/32" | 7 | 5x8 | 2x7 | 40° | 1 | 1 | 0.3 |
| 36 | 1-13/32" | 71 | 2-5/32" | 7 | 5x9 | 2x7 | 35° | 1 | 1 | 0.3 |
| 41 | 1-5/8" | 71 | 2-5/32" | 7 | 5x7 | 2x7 | 35° | - | 2 | 0.3 |
| 30 | 1-3/16" | 80 | 3-5/32" | 7 | 5x6 | 2x7 | 35° | 2 | 1 | 0.2 |
| 32 | 1-1/4" | 80 | 3-5/32" | 7 | 5x7 | 2x7 | 35° | 1 | 1 | 0.3 |
| 35 | 1-3/8" | 80 | 3-5/32" | 7 | 5x8 | 2x7 | 40° | 1 | 1 | 0.4 |
| 32 | 1-1/4" | 55 | 2-5/32" | 8 | 6x7 | 2x7 | 39° | 1 | 1 | 0.2 |
| 34 | 1-11/32" | 50 | 1-31/32" | 5 | 3x8 | 2x7 | 35° | 2 | 1 | 0.2 |
❓ Frequently Asked Questions
What materials are these tapered drill bits made of?
The bits are manufactured using high-quality Carbon Steel or Alloy Steel Bar (45CrNiMoV) combined with premium Tungsten Carbide tips (YK05 or T6) for maximum durability and performance.
What taper angles are available for connection?
We offer a variety of tapered connections including 6 degree, 7 degree, 11 degree, and 12 degree to suit different drilling requirements.
Can I choose the color of the drill bits?
Yes, our tapered drill bits are available in several spray-paint finishes, including Red, Black, Yellow, and White.
What is the production capacity for these bits?
We have a strong manufacturing capability with a production capacity of up to 500,000 pieces per month.
What types of button shapes and faces are used?
The bits typically feature Semi-Ballistic buttons and a Flat Face design, optimized for efficient rock breaking and longevity.
How are the products packaged for transport?
All products are securely packed in wooden cases to ensure safe delivery during international transit.