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R28 Extension Rod R28-Hex 28-R28 Flushing Hole 8.8 mm

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R28 Extension Rod R28-Hex 28-R28 Flushing Hole 8.8 mm

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Place of Origin : China

Brand Name : MIROC

Model Number : 4148300480

MOQ : 50

Packaging Details : Wooden Plate

Delivery Time : 25 days

Payment Terms : T/T or L/C

Supply Ability : 20000 pieces per month

Price : negotiation

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Description


Drill rod using R28 thread system. With R38 thread on one shank end. Suited for short hole drilling operations.


• R28 thread system
• Suitable for small hole range


Color: Based on Customer requirements


Material: Tungsten carbide and high strength alloy steel


Processing: CNC milling and proprietary heat treatment process


Type: R28 Extension Rod R28-Hex 28-R28 Flushing Hole 8.8 mm



Applications


• Underground Mining
• Tunneling


Competitive Advantage


High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance


specification
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Part Number Product Code and Brief Description

Length

(mm)

Length

(ft/inch)

Diameter

(mm)

Diameter

(inch)

Weight

(kg)
4148300480

ERH28-R28-3050, R28 Extension Rod,

R28-Hex 28-R28, Flushing Hole 8.8 mm

 3050 10 28 1 1/9 15





Product Tags:

drill extension rod

      

rock drill rod

      
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