Tungsten Carbide Taper Drill Chisel Bit for Quarrying

• Type: Center Drill Bit
• Material: Tungsten Carbide
• Usage: Masonry Drilling
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 30mm 32mm 34mm 36mm 38mm 40mm 42mm 45mm
• Diameter: 28mm 30mm 32mm 34mm 36mm 38mm 40mm 42mm 45mm
• Color: Red, Blue, Golden, Yellow
• OEM and ODM: Yes
• Certificate: ISO2000
• Processing Type: Forging
• Mining Object: Coal Machinery
• Transport Package: Plywood Box or Carton
• Specification: as per order quantity
• Trademark: none
• Origin: China
• HS Code: 82071990
• Production Capacity: 20000PCS Per Month
• Package Size: 50.00cm * 50.00cm * 25.00cm
• Package Gross Weight: 300.000kg

Product Description

Taper rock drill bits we have 3 types: Chisel bits, button bits, cross bits


Rock Drill Tapered Chisel Bits is suitable for H22mm and H25mm taper rock drill rods use. It have three taper degree: 7° , 11° , 12° . It's widely used for hard rock(f=8~18) drilling use.

1) Tapered connection: 7, 11, 12
2) Alloy steel: 42CrMo
3) Carbide tips: YK20
4) Carbide size: 18*10mm, 15*10mm, 13*9.5mm
4) Chisel bit diameter: 30-80mm
5)Technology: Hot-pressing or welding


The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: We suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: We suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality

Product Name:	hardenss tapered chisel bits
Types	Tapered chisel bits, Tapered cross bits, Tapered button bits
Application::	Tapered drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling
Feature:	Tapered drill bits connect tapered drill steel of rock drill for drilling holes
Material:	High quality carbide and high quality steel
MOQ:	No requirement for testing and trial order
We can design and manufature according to your requirment of diameter, number air holes and carbide button shape.
Types of drill bits	Diameter          (mm)	Taper Angle (Degree)	Length       (mm)	Weight (kg)
Tapered chisel bits	20/22/28/30/32/34/36/38/40	4 degree/ 6 degree/ 7 degree/ 11 degree/ 12 degree	50/55/60/71/80	0.15 - 0.45
Tapered cross bits	24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/55		50/55/60/71/80	0.18 - 0.7
Tapered button bits	28/29/30/32/33/34/35/36/37/38/40/41/42/45		50/55/60/71/80	0.2 - 0.5