Rock Drill Steel/Tapered Rock Drill Rods

1)Tapered Rock Drill Rods, 2)Certification:ISO9001:2000, 3)Material:42CrMo, 4)Taper degree:7,11,12 degree, 5)15years supplier - details see: https://www.machineto.com/rock-drill-steel-tapered-rock-drill-rods-10317202

Place of Origin:Shandong China (Mainland)	Brand Name:Tianshui	Model Number:Hex22108/H25108mm	Type:Drill Pipe,tapered rock drill rods
Machine Type:Drilling Tool	Certification:AISI	Material:Chromium,40SiMnCrNiMo / 42CrMo	Processing Type:Forging
Use:Ore Mining,for rock drilling	Diameter:hexagonal 22mm & 25mm	Length:500mm to 8000mm	Degree:7, 11, 12 degree
Packing:5pcs/bundle	Export:South America,Asia,Africa

Rock Drill Steel,Tapered Rock Drill Rods

Tapered rock drill rod also named taper rock drill steel. work with taper drill bits which are usually hexagonal.

It equipped with pneumatic & hydraulic rock drills, Tapered rock drill rod is used for rock drilling, blasting holes

and other drilling works.

Tapered rock drill rod have different length to fit different drilling applications in mining, tunnel, quarry, road building etc. Taper rock drill rod must together used with tapered drill bits, chisel bits, cross bits and button bits.

There are different taper angle ( 7°, 11 °,12 ° etc.) depand on customers' request.

Shank (mm)	Length (mm)			Weight (kg)
	7°	11°	12°	7°	11°	12°
Hex 22 x 108	600	610	610	1.93	2.2	2.2
Hex 22 x 108	800	1220	1220	2.54	4.1	4.1
Hex 22 x 108	1000	1830	1830	3.15	5.9	5.9
Hex 22 x 108	1200	2000	2000	3.76	6.4	6.4
Hex 22 x 108	1500	2435	2435	4.68	7.8	7.8
Hex 22 x 108	1600	2600	2600	4.98	8.3	8.3
Hex 22 x 108	1800	3200	3200	5.59	10.1	10.1
Hex 22 x 108	2000	3655	3655	6.20	11.5	11.5
Hex 22 x 108	2200	4000	4000	6.81	12.6	12.6
Hex 22 x 108	2400	4800	4800	7.42	14.9	14.9
Hex 22 x 108	2500	5600	5600	7.73	17.4	17.4
Hex 22 x 108	2600	6400	6400	8.03	19.8	19.8
Hex 22 x 108	3000	7200	7200	9.25	22.2	22.2
Hex 22 x 108	3500	8000	8000	10.78	24.6	24.6
Hex 22 x 108	4000			12.30
Hex 22 x 108	4500			13.83
Hex 22 x 108	5000			15.35
Hex 22 x 108	5500			16.88
Hex 22 x 108	6000			18.30
Hex 22 x 108	8000			24.5

Hex 25 x 108	4000		1830	16.10		7.96
Hex 25 x 108	4700		2435	18.90		10.38
Hex 25 x 108	5000		3050	22.10		12.84
Hex 25 x 108	5500		3655	23.10		15.26
Hex 25 x 108	6000		3965	24.10		16.50
Hex 25 x 108			4270			17.72
Hex 25 x 108			4880			20.16
Hex 25 x 108			5530			22.76
Hex 25 x 108			6095			25.02