R25 Drifting and Tunneling Rock Drilling Thread Button Bit for Underground Borehole

• Certification: ISO 9001:2000
• Standard: GB, GOST
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Alloy Steel
• Color: on Request
• Model NO.: R25
• Condition: 100% New
• Processing Type: Forging
• Matched Rod: mm/Mf Rod
• After Sale Service: Yes
• OEM/ODM: Yes
• Delivery: 20-25days
• Transport Package: Carton
• Specification: 33-45MM
• Trademark: SANSUNG
• Origin: China
• HS Code: 82071300
• Production Capacity: 30000 PCS/Year

Product Description

Sansung rock drilling thread button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring industries etc.

The thread button bits are made with high quality of best quality alloy steel bar and tungsten carbides with superior wear resistance and impact toughness superior, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.

 

Thread Button  Bit	Diameter		Carbide  size(mm)		Flushing hole		Weight
	mm	in	Front	Gauge	Front	Side	(kg)
			Qty×size	Qty×size
R25(1")	33	1 19/64	2×7	5×7	1	1	0.36
	35	1 3/8	2×7	5×8	1	1	0.44
	38	1 1/2	2×7	5×9	1	1	0.56
	41	1 5/8	2×8	5×9	1	2	0.61
	45	1 3/4	2×8	5×10	1	2	0.78
	48	1 7/8	2×9	5×11	1	2	0.8
	51	2	2×10	5×11	1	2	1.18
	57	2 1/4	2×10	5×12	1	2	1.26

 

Reaming tools	D		Flushing hole (mm)		Buttons(mm)
	mm	in	Front	Gauge	Front	Gauge
	40	1 37/64	2×5	2×5.5	2×8	4×9
	76	3	-	-	-	8×11

 

Drill rod (R25)	L
	mm	ft	inch
Rod with hex shank 22*108 with thread R25	250	-	10
	1500	4	11
	2400	7	10
	3200	10	6
	4000	13	1
Rod with hex shank 25*108 with thread R25	250	-	10
	1500	4	11
	2400	7	10
	3200	10	6
Hex rod 25 with thread R25/R25	2200	7	2
	2475	8	2
	2600	8	6
	2800	9	2
	3100	10	2
Hex rod 25 with thread R25/R25(MF)	1525	5	-
	1830	6	-

 

Coupling Sleeve	L	D
	mm	mm	in
R25-R25	140	37	1 29/64
R25-R32	175	45	1 3/4