TC drilling bit for hollow threaded anchor bolt

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Liaocheng Jinquan Construction Machinery Co.,Ltd - China manufacturer of rock drilling tools button bits top hammer rock tools DTH hammer button bits

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TC drilling bit for hollow threaded anchor bolt

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Brand Name :	Jinquan
Certification :	ISO9001:2008
Model Number :	Threaded & Tapered
Price :	$500
Delivery Time :	Within 15 days upon receipt of your 30% deposit
Payment Terms :	T/T, Western Union, Paypal, L/C At Sight
Supply Ability :	100,000 pcs per month

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TC drilling bit for hollow threaded anchor bolt

Self Drilling Grouting Tunnel Left Thread Rock Anchor Bolt

Jinquan's self drilling anchor bolt, including hollow steel anchor bar, steel drill bit or carbide drill bits, coupling, nut, plate and stopper etc., is a bolting solution for unstable ground conditions.

Self drilling anchor bolt, R25N, R32L, R32N, R32S, R38N, R51L, R51N, T76N, T76S.

1. drilling bar self drill anchor bolt

2. self-drilling grouting

3. use in mine, hard rock, tunnel

4. R&T thread

5. accessories available

6. R25N-T76S

Application:

Tunneling

Soil Nailing

Mining

Slope Stabilization

Hydroelectric Station

Civil Construction

Other underground projects

Welcome to visit our factory in China, and expecting to establish long terms cooperations with you!

Specification	R25N	R32L	R32N	R32/18.5	R32S	R32SS	R38N	R38/19	R51L	R51N	T76N	T76S
Outside diameter (mm)	25	32	32	32	32	32	38	38	51	51	76	76
Internal diameter, average(mm)	14	22	21	18.5	17	15.5	21	19	36	33	52	45
External diameter, effective(mm)	22.5	29.1	29.1	29.1	29.1	29.1	35.7	35.7	47.8	47.8	71	71
Ultimate load capacity (KN)	200	260	280	280	360	405	500	500	550	800	1600	1900
Yield load capacity (KN)	150	200	230	230	280	350	400	400	450	630	1200	1500
Tensile strength, Rm(N/mm2)	800	800	800	800	800	800	800	800	800	800	800	800
Yield strength, Rp0, 2(N/mm2)	650	650	650	650	650	650	650	650	650	650	650	650
Weight (Kg/m)	2.3	2.8	2.9	3.4	3.4	3.6	4.8	5.5	6.0	7.6	16.5	19.0
Thread type (Left-hand)	ISO 10208								ISO 1720		MAI T76 standard
Steel grade	EN 10083-1

TC drilling bit for hollow threaded anchor bolt

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