12 ° 38mm Taper Rock Bit/ Taper Drill Bit/ Taper Button Bit

• Customization: Available
• After-sales Service: Yes
• Warranty: 6 Months
• Model NO.: 30382208-12
• Standard: GB/T2828.1-2003
• Surface Treatment: Painting
• Manufacturing Process: Machining
• Material: Alloy Steel & Tungsten Carbides
• Applicable Industries: Quarrying, Small Hole Drilling, Mining
• Type: Drill Bit
• Key Word: Taper Bit
• Machine Type: Drilling Tool
• Taper: 6/7/11/12 Degree
• Angle: 15°, 35°
• Button Shape: Spherical / Ballistic
• Rock Class: Soft, Medium and Hard
• Application: Rocking
• Processing Type: Machined
• Name: 12 °38mm Taper Rock Bit/ Taper Drill Bit/ Tape
• Part Number: 30382208-12
• Size: Hex.22mm, 25mm
• Service: Longer Service Life and Lower Drilling Costs
• Buttons: 8
• Transport Package: Carton&Plywood Pallet
• Specification: H22 taper bit
• Trademark: MAXDRILL
• Origin: China
• HS Code: 82071300
• Production Capacity: 100000

Product Description

12 °38mm Taper Rock Bit/ Taper Drill Bit/ Taper Button Bit
Product Show:


Product Description:
 

Dimensions D		Flushing hole(mm)		Buttons(mm)		Angle	Class	Part no.
mm	in	Front No Size	Gauge No Size	Front No Size	Gauge No Size
32	1 1/4	2*4	1*4	2*7	5*7	40°	-	30322207-12
33	1 5/16	2*4	1*4	2*7	5*7	40°	-	30332207-12
35	1 3/8	2*4	1*5	2*7	5*7	40°	-	30352207-12
36	1 13/32	2*4.5	1*5	2*7	5*8	40°	-	30362207-12
38	1 1/2	2*4.5	1*5	2*8	5*8	40°	-	30382207-12
40	1 9/16	2*5	1*5	2*8	5*8	40°	-	30402207-12
32	1 1/4	2*4.5	1*4.5	2*7	6*7	15°,35°	-	30322208-12
34	1 11/32	2*4.5	1*4.5	2*7	6*7	15°,35°	-	30342208-12
38	1 1/2	2*5	1*5	2*8	6*8	15°,35°	-	30382208-12
45	1 3/4	2*5.5	2*4	2*8	6*9	15°,35°	-	30452208-12
36	1 13/32	2*4.5	1*5	2*7	5*8	35°	-	30362507-12
38	1 1/2	2*4.5	1*5	2*8	5*8	35°	-	30382507-12
41	1 9/16	2*5	1*5	2*7	5*9	35°	-	30412507-12
43	1 11/16	2*5	1*5	2*8	5*9	35°	-	30432507-12
30	1 3/16	-	2*5	-	-	-	-	313022-12
32	1 1/4	-	2*5	-	-	-	-	313222-12
34	1 11/32	-	2*5	-	-	-	-	313422-12
36	1 27/64	-	2*5	-	-	-	-	313622-12
38	1 1/2	-	2*5.5	-	-	-	-	313822-12
40	1 37/64	-	2*5.5	-	-	-	-	314022-12
30	1 3/16	-	2*5	-	-	-	-	313025-12
32	1 1/4	-	2*5	-	-	-	-	313225-12
34	1 11/32	-	2*5	-	-	-	-	313425-12
36	1 27/64	-	2*5	-	-	-	-	313625-12
38	1 1/2	-	2*5.5	-	-	-	-	313825-12
40	1 37/64	-	2*5.5	-	-	-	-	314025-12

Bit Diameter: 30-45mm

Size: Hex. 22mm, 25mm

Taper degree: 4°46′, 6°, 7°, 11°, 12°

Applications: Quarrying, small hole drilling

Our tapered bits include button, cross and chisel designs.

Longer service life and lower drilling costs.

11°, 12° tapered button bit with hot zinc-coating

 

Remarks:
Hemispherical-66(Usually for very hard rocks)
Ballistic-65(Ususally for medium hard rocks)
Semiballistic-64(Usually for medium hard rocks)
Conical-67(Usually for soft rocks)

Product Process:


Packing Show:



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FAQ:
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:

  a. Our sales team will response for your question within 24 hours (Holidays Excluded)

  b. Technical Support will be available in any time

  c. Free replacement will provide once the failure confirmed caused by our product quality

Contact Information
Contact Person:Ms Sunny Yang
 
Website:maxdrillrocktools.en.made-in-china.com