Diamond Center Drill Button Bits for Hard Rock Drilling

• Customized: Customized
• Standard: ISO9001
• Length: Standard Length
• Type: Center Drill Bit
• Material: Tungsten Carbide
• Usage: Well Drilling, Masonry Drilling, Rock Drilling
• Model NO.: R25/R32/R38/T38/T45/T51/ST58/ST68/GT60
• Color: on Request
• Condition: 100% New
• Processing Type: Forging
• Matched Rod: Extension Rod / Speed Rod / Shank Thread Rod
• Steel Material: High Carbon Steel
• Delivery: 25-30days
• MOQ: 10PCS
• After Sale Service: Yes
• OEM/ODM: Yes
• Transport Package: Plywood
• Specification: Diameter 33mm - 152mm
• Trademark: Sansung
• Origin: China
• HS Code: 82079010
• Production Capacity: 8000 Pieces/Month

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.
Our 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.
Features:

1. Thread connection: R25, R28, R32, R38, T38, T45, T51, ST58, GT60 and ST68.
2. Carbide profile: Spherical, ballistic and parabolic.
3. Bit Faces: flat, concave, convex and drop-center, uniface.
4. Bits Diameters: 33mm-152mm
5. Bit body: standard and retrac

Our offering covers all construction, quarrying and mining drill &blast applications from soft to hardest rock conditions. Please find the most suitable product for your needs on our on-line catalogue!

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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
R28 (1 1/8")	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
R32 (1 1/4")	41	2 5/8	2×8	5×9	1	2	0.65
	43	1 11/16	2×8	5×10	1	2	0.72
	45	1 3/4	2×9	5×10	1	2	0.82
	48	1 7/8	2×10	5×10	1	2	0.92
	51	2	2×10	5×11	1	2	1.24
	57	2 1/2	2×10	5×12	1	2	1.35
R/T38 (1 1/2")	64	2 1/2	3×11	6×12	2	1	1.62
	70	2 3/4	4×10	8×10	2	1	1.98
	76	3	4×11	8×12	2	1	2.28
	89	3 1/2	6×11	8×12	2	2	3.32
T45 (1 3/4")	70	2 3/4	4×10	8×10	2	1	2.24
	76	3	4×11	8×12	2	1	2.46
	89	3 1/2	6×12	8×14	2	2	3.52
	102	4	7×12	8×14	2	2	4.46
	115	4 1/2	8×12	8×14	2	2	6.68
T51 (2")	76	3	4×12	8×12	2	1	3.62
	89	3 1/2	6×12	8×14	2	2	4.48
	102	4	7×12	8×14	4	1	5.26
	115	4 1/2	8×12	8×14	4	1	7.62
	127	5	9×12	8×16	4	1	8.58
ST58 (2 1/4")	89	3 1/2	6×12	8×14	2	2	5.46
	102	4	6×12	8×14	2	2	6.18
GT60 (2 3/8")	102	4	6×13	8×14	4	-	7.4
	115	4 1/2	7×14	9×16	3	-	9
ST68 (2 3/4")	102	4	6×14	8×16	2	2	8.6
	115	4 1/2	6×14	9×16	3	-	11.2