Round Extension Drill Rods，Drifting Drill Rods in Zambia

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The extension drill rod serves as a conduit for transferring power from the rock drill piston to the rock surface. One end of this rod attaches to a coupling or shank adapter, while the opposite end connects to a threaded drill rod.

Specifications:

• Thread Dimensions: R32, R38, T38, T45, T51
• Rod Diameters: Round 32, Round 39, Round 46, Round 52
• Lengths: Ranging from 600mm to 6059mm
• Wrench Slot Availability: Optional, either present or absent

Key Features:

• Enhanced Surface Hardness: The application of a carburizing process boosts the surface hardness of the drill rods, ensuring improved durability and longevity.
• Premium Material: Constructed from 23CrNi3Mo, which is comparable to Sandvik Sandbar 64, the drill rods offer exceptional quality.
• Cost-Efficiency: Combining robust performance with a reasonable price point, these rods represent exceptional value.
• Versatile Range: A comprehensive selection of drill rods tailored to suit a wide array of drilling applications.

Usage:
Ideal for drilling tasks in tunneling, construction projects, mining operations, quarrying activities, and other similar applications.

Bench and Production Rods, Extension Rods, MF(Speed) Rods

Description	Length		Diameter		Weight
	mm	feet	mm	inch	kg
Extension RodR32 – Round32 – R32	2435	8′	32	1 1/4”	14.20
	3050	10′	32	1 1/4”	17.80
	3660	12′	32	1 1/4”	21.30
MF (Speed) RodR32 – Round32 – R32	3050	10′	32	1 1/4”	17.90
	3660	12′	32	1 1/4”	21.45
	4270	14′	32	1 1/4”	25.10
Extension RodR38 – Round39 – R38	3050	10′	39	1 17/32”	25.50
	3660	12′	39	1 17/32”	30.60
	4270	14′	39	1 17/32”	35.40
MF (Speed) RodR38 – Round39 – R38	3050	10′	39	1 17/32”	26.50
	3660	12′	39	1 17/32”	31.60
	4270	14′	39	1 17/32”	36.40
Extansion RodT38 – Round39 – T38	3050	10′	39	1 17/32”	25.50
	3660	12′	39	1 17/32”	30.60
	4270	14′	39	1 17/32”	35.40
MF (Speed) RodT38 – Round39 – T38	3050	10′	39	1 17/32”	26.50
	3660	12′	39	1 17/32”	31.60
	4270	14′	39	1 17/32”	36.40
Extension RodT45 – Round46 – T45	3050	10′	46	1 3/4”	35.80
	3660	12′	46	1 3/4”	43.00
	4270	14′	46	1 3/4”	50.10
MF (Speed) RodT45 – Round46 – T45	3050	10′	46	1 3/4”	36.40
	3660	12′	46	1 3/4”	43.70
	4270	14′	46	1 3/4”	50.70
Extension RodT51 – Round52 – T51	3660	12′	52	2”	54.20
	4270	14′	52	2”	63.50
MF (Speed) RodT51 – Round52 – T51	3660	12′	52	2”	55.70
	4270	14′	52	2”	64.80
Extension RodR32 – Round32 – R32	915	3′	32	1 1/4”	5.50
	1220	4′	32	1 1/4”	7.32
	1525	5′	32	1 1/4”	9.18
	1830	6′	32	1 1/4”	10.95
MF (Speed) RodR32 – Round32 – R32	915	3′	32	1 1/4”	5.45
	1220	4′	32	1 1/4”	7.28
	1525	5′	32	1 1/4”	9.10
	1830	6′	32	1 1/4”	10.72
Extension RodT38 – Round39 – T38	1220	4′	39	1 17/32”	9.20
	1525	5′	39	1 17/32”	10.25
	1830	6′	39	1 17/32”	15.30
MF (Speed) RodT38 – Round39 – T38	1220	4′	39	1 17/32”	9.50
	1525	5′	39	1 17/32”	11.25
	1830	6′	39	1 17/32”	16.30
MF (Speed) RodT45 – Round46 – T45	1525	5′	46	1 3/4”	18.50
	1830	6′	46	1 3/4”	22.20
MF (Speed) RodT51 – Round52 – T52	1525	5′	52	2”	17.85
	1830	6′	52	2”	28.10