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T51 89mm Spiral Retrac Body Rock Drill Button Bit

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T51 89mm Spiral Retrac Body Rock Drill Button Bit

Name: T51 89mm Spiral Retrac Body Rock Drill Button Bit
Brand: MIROC
Price: 1 USD

Brand Name : MIROC

Model Number : T51 89mm

Certification : ISO

Place of Origin : CHINA

MOQ : 1

Delivery Time : 20-30

Surface Treatment : Painting

Material : Alloy Steel & Tungsten Carbides

Type : Drop Center Retract Bit

Class : Hard

Application : Coal Mining,Quarry Drilling, Construction

Face designs : flat face, drop center,

Skirt designs : normal, retrac,

Advantage : High Performance,Wear Resistant,Competitive Price

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High quality top hammer rock drilling tools,which are widely use in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole, mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields .

The use of a wide range: the practice proves that the bit is suitable for carbonate rock, limestone, chalk, clay rock, siltstone, sandstone and other soft and hard (9- grade drillability of rock, hard rock drilling), compared with normal bit, especially drilling in 6-8 grade rock the effect is particularly significant.

Thread Button Bit	Diameter		Carbide size(mm)		Flushing hole		Weight
	mm	in	Front	Gauge	Front	Side	(kg)
	mm	in	Qty×size	Qty×size	Front	Side	(kg)
T51(2") standard body	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
T51(2") retrac body	76	3	4×12	8×12	2	1	4.22
	89	3 1/2	6×12	8×14	2	2	5.08
	102	4	7×12	8×14	4	1	5.86
	115	4 1/2	8×12	8×14	4	1	8.12
	127	5	9×12	8×16	4	1	9.18
Reaming bit	152	6	2×14	20×14	5	2	-

T51 89mm Spiral Retrac Body Rock Drill Button Bit

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