Dome Button Bits and Reaming Bit for Drifting and Tunnelling

• Customization: Available
• After-sales Service: Repair or Replacement
• Warranty: 6 Months
• Model NO.: Dome bits and Reaming Bit
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Stamping
• Material: Carbon Steel
• Thread: R32/T38/T45/St58
• Machine Type: Drilling Tools
• Color: Red, Black, Yellow, White
• Tungsten Carbide: Yk05 or T6
• Transport Package: Wooden Case
• Specification: 76-225
• Trademark: KAT DRILL
• Origin: China
• HS Code: 82071990
• Production Capacity: 500000PCS/Month
• Package Size: 30.00cm * 30.00cm * 30.00cm
• Package Gross Weight: 5.000kg

Product Description

Product Description

Reaming drilling tools are used when a large diameter is needed to be reamed out after a pilot hole is drilled to a depth. We manufacture pilot reaming drilling tools, domed reaming button bits and adapter reaming button bits. Pilot reaming drilling tools consist of pilot adapters and reaming button bits; however, both domed reaming button bits and adapter reaming buttons bits are one-piece designed.

Parameters

• Thread size: R25, R28, and R32.
• Pilot adapter head diameter: 26mm to 40 mm.
• Pilot bit degree: 6°, 12°
• Reaming button bit diameter: 64mm to 225mm.
• Reamer button bit degree: 6°, 12°

Features

• Alloy buttons are hot mounted into the drill bit, ensuring the bit good accuracy and durability;
• Reliability ensured by premium drill bit materials and premium alloy button;
• Different types designed for different drilling scenarios and rock conditions;
• High speed and drilling efficiency;
• Cost-effective, good performance with reasonable price.

Applications

Drilling works for blasting duties in tunneling, construction, mining, quarrying, etc.

 

Thread	Carbide dimension				D		d		Flushing hole
	Gauge		Front
	[No.]	[mm]	[No.]	[mm]	[mm]	[in]	[mm]	[in]	Front	Side
R 32	8	14	4 / 3	11 / 11	102	4"	41	1 5/8"	2	0
T 38	8	14	7 / 4 / 2	11 /11 / 9.5	102	4"	51	2"	2	0
T 38	8	14	4/6	12.7/12.7	127	5"	67	2 5/8"	2	0
T 45	8	14	4/6	12.7/12.7	127	5"	64	2 1/2"	2	0
T 45	8	14	4/6	12.7/12.7	127	5"	73	2 7/8"	2	0
T 38	8	16	6/6	14/14	152	6"	102	4"	2	0
T 45	8	16	2/4/6	14/16/12.7	152	6"	64	2 1/2"	2	0
ST 58	8	16	4/6	14 / 14	152	6"	89	3 1/2"	2	0
R 38	10	16	6/3	14 / 14	178	7"	76	3"	2	0
T 38	10	16	8/16	16 / 14	203	8"	152	6"	2	0
ST 58	12	14	20/4	14 / 14	225	8 7/8"	127	5"	4	0
R 32	8	11	7	9.5	76	3"	29	1 5/32"	3	1
R 32	8	12.7	6/1	11/9.5	89	3 1/2"	29	1 5/32"	3	2
R 32	8	12.7	6/1	12.7 / 9.5	102	4"	29	1 5/32"	3	2
R 35	8	12.7	6/1	12.7 / 9.5	102	4"	29	1 5/32"	3	2
T 38	8	12.7	6/1	12.7 / 9.5	102	4"	29	1 5/32"	3	2
R 32	8	14	10/1	12.7 / 11	115	4 1/2"	29	1 5/32"	4	1
T 38	8	14	10/1	12.7 / 11	115	4 1/2"	29	1 5/32"	4	1
R 32	8	14	10/1	12.7 / 11	127	5"	29	1 5/32"	4	1
T 38	8	14	10/1	12.7 / 11	127	5"	29	1 5/32"	4	1

Detailed Photos

Our Products

 

Tapered equipment:
We produce all kinds of rock drilling tools, such as tapered chisel bits, tapered cross bits, tapered button bits,H22 drill rods,H25 drill rods,Pilot rod,Dome bits, Pilot adapter,rock drill and etc.
Also we can produce the button bits according to customer's demand.

 

Drifting and Tunneling Button bits:
The R25, R28, R32, SR32, SR28, SR25button bits and retract button bits:
The R25/SR25 series button bits diameters are from 33 to 51mm;
The R28/SR28 series button bits diameters are from 33 to 48mm;
The R32/SR32 series button bits diameters are from 38 to 76mm;
The R35/SR35 series button bits diameters are from 45 to 64mm;
The R38/SR38 series button bits diameters are from 48 to 76mm;
Also we can produce the button bits according to customer's demand.

Drifter Rod:
The R32-HEX25-R25/SR25 drill rod length is from 700 to 4750mm;
The R32/T38-HEX28-R28/SR28 drill rod length is from 700 to 5530mm;
The R38/T38-HEX32-R28/R32/SR32 drill rod length is from 700 to 6400mm;
The R38/T38-HEX35-R32/SR32/SR35 drill rod length is from 700 to 6400mm;
Also we can produce the drill rod according to customer's demand.

Bench Drilling Tools:
We supply the R3212, R32, T38, T45, T51, T60, ST58 and ST68 series bench drilling tools, such as button bits, retrac button bits, shank adapter and drill tube, etc.

DTH Drilling Tools:
We supply the DHD, QL, BR,CIR,Mission, series DTH drilling tools, such as Drill bits, Drill pipe, DTH Hammer, etc.

Shank Adapter:
We produce and supply the R32, T38, T45, T51, T60, ST58 and ST68 series shank adapters, our shank adapter can replacement of Atlas copo, Boart, FuruKawa and Sand vik's products, also we can produce the shank adapter according to customer's demand.

Company Profile

Packaging & Shipping

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