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OEM Threaded Button DTH Drill Button Bit R25 R28 R32 R35 For Mining

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Shaanxi Xianfeng Rock Drilling Machinery Equipment Co., Ltd.

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OEM Threaded Button DTH Drill Button Bit R25 R28 R32 R35 For Mining

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Price :	Negotiable
Delivery Time :	2-3 Weeks
Payment Terms :	T/T
Brand Name :	Xianfeng

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OEM Threaded Button DTH Drill Button Bit R25 R28 R32 R35 For Mining

Threaded Button Drill Bits – R25, R28, R32, R35 Series

Product Overview

Our threaded button drill bits are manufactured from high-grade alloy steel and premium tungsten carbide buttons, designed for high penetration rates, long service life, and consistent performance in all rock conditions.
Available in R25, R28, R32, and R35 threads, these drill bits are compatible with most hydraulic and pneumatic rock drills from Sandvik, Atlas Copco, Montabert, Furukawa, Ingersoll Rand, and other leading brands.

They are suitable for underground mining, surface quarrying, tunneling, and construction projects.

Key Features

Made of alloy steel body with tungsten carbide inserts
Heat-treated for excellent wear resistance and durability
Different button configurations (spherical, ballistic, semi-ballistic) for various rock conditions
Available in multiple face designs (flat face, drop center, retrac)
High efficiency with stable performance in both soft and hard rock

R25 / R28 Drill Bits

Part No.	Diameter (mm / in)	Button (Front + Gauge)	Flushing	Angle (°)	Weight (Kg / Lb)
BB38R25-521MP	38 (1 1/2")	2×7 + 5×9	1F2G	35	0.5 / 1.1
BB41R25-521MP	41 (1 5/8")	2×8 + 5×9	1F2G	35	0.6 / 1.3
BB43R25-521MP	43 (1 11/16")	2×9 + 5×9	1F2G	35	0.7 / 1.5
BB45R25-521MP	45 (1 3/4")	2×9 + 5×10	1F2G	35	0.9 / 2.0
BB51R25-521MP	51 (2")	2×10 + 5×11	1F2G	35	1.0 / 2.2
BB38R25-522MS	38 (1 1/2")	2×7 + 5×9	2F1G	35	0.5 / 1.1
BB41R25-522MS	41 (1 5/8")	2×8 + 5×10	2F1G	35	0.6 / 1.3
BB43R25-522MS	43 (1 11/16")	2×9 + 5×10	2F1G	35	0.7 / 1.5
BB45R25-522MS	45 (1 3/4")	2×8 + 5×11	2F1G	35	0.9 / 2.0
BB43R25-633MP	43 (1 11/16")	3×8 + 6×9	3F1G	35	0.7 / 1.5
BB45R25-633MP	45 (1 3/4")	3×8 + 6×9	3F1G	35	0.9 / 2.0
BB48R25-633MP	48 (1 7/8")	3×9 + 6×10	3F1G	35	0.9 / 2.0
BB51R25-633MP	51 (2")	3×9 + 6×10	3F1G	35	1.0 / 2.2

R32 Drill Bits

Part No.	Diameter (mm / in)	Button (Front + Gauge)	Flushing	Angle (°)	Weight (Kg / Lb)
BB41R32-521MP	41 (1 5/8")	2×8 + 5×9	1F2G	35	0.6 / 1.3
BB43R32-521MP	43 (1 11/16")	2×9 + 5×9	1F2G	35	0.7 / 1.5
BB45R32-521MP	45 (1 3/4")	2×9 + 5×10	1F2G	35	0.9 / 2.0
BB48R32-521MP	48 (1 7/8")	2×9 + 5×10	1F2G	35	0.9 / 2.0
BB51R32-521MP	51 (2")	2×10 + 5×11	1F2G	35	1.0 / 2.2
BB43R32-622MP	43 (1 11/16")	2×8 + 6×9	2F1G	35	0.7 / 1.5
BB45R32-622MP	45 (1 3/4")	2×9 + 6×9	2F1G	35	0.9 / 2.0
BB48R32-622MP	48 (1 7/8")	2×9 + 6×10	2F1G	35	0.9 / 2.0
BB51R32-622MP	51 (2")	2×10 + 6×11	2F1G	35	1.0 / 2.2
BB43R32-633MP	43 (1 11/16")	3×8 + 6×9	3F1G	35	0.7 / 1.5
BB45R32-633MP	45 (1 3/4")	3×8 + 6×9	3F1G	35	0.9 / 2.0
BB48R32-633MP	48 (1 7/8")	3×8 + 6×9	3F1G	35	0.9 / 2.0
BB51R32-633MP	51 (2")	3×9 + 6×10	3F1G	35	1.0 / 2.2
BB57R32-633MP	57 (2 1/4")	3×10 + 6×11	3F1G	35	1.2 / 2.6
BB64R32-633MP	64 (2 1/2")	3×11 + 6×12	3F1G	35	1.6 / 3.5

R35 Drill Bits

Part No.	Diameter (mm / in)	Button (Front + Gauge)	Flushing	Angle (°)	Weight (Kg / Lb)
BB48R35-633MP	48 (1 7/8")	3×9 + 6×10	3F1G	35	0.9 / 2.0
BB51R35-633MP	51 (2")	3×9 + 6×10	3F1G	35	1.0 / 2.2

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