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MH-2 Roller bit

Traditional oil and gas design last for more than 100 years. 

Parameters:

  • Insert count: 52 pieces
  • Insert Size: 14mm
  • Body type: Tradtional oil and gas body 
  • Cone size: 139mm (with inserts)
  • Body width: 115mm
  • Connection type: Welding
  • Grease: Vacuum grease system special design for piling application
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Advance Features

flagship 52 pieces large inserts head

52 Large Inserts

The cone covered with 52 pieces 14mm large inserts. The whole cone is covred without any blink point. It it increase the penetration speed and working life.

traditional oil and gas tricone bits leg

Traditional Body

MH-2 is with the traditional body from oil and gas. It has a history more than 100 years, and been proved to be strong and durable.

double sealing grooves on the cone to illustate the sealing design

Double Sealing

additional to the traditional sealing, we apply another CNC surface as additional sealing to prevent the dust into the bearing

Hard alloy applied on the bearing to strength it

Bearing Hard Alloy Apply

All the roller bearings covered by the hard alloy to apply extra hardness

workers using special equipment making the roller bit inside vacuum then push the grease inside

Vacuum Grease System

Pull the air out of the body, then push the high end grease in, make sure the roller has enough grease for the whole life span

All Models and Selections

MH-1 roller bit in yellow painting with 47 inserts

MH-1

MH-2 traditional lege roller bit in yellow paint

MH-2

MH-3 FIRMTECH roller bit coverd in yellow painting with 52 large inserts and patented 4th generation leg special designed for bored piling application

MH-3

MH-3P Roller Bit from FIRMTECCH

MH-3P

MH-3H 12-1/4" big size FIRMTECH roller bit designed for big diameter bore pile

MH-3H

holder type FIRMTECH roller bit for quick replaceable

MH-3R

palte and bolt type FIRMTEH piling roller bit for quick replacement

MH-3B

Check and compare them all

What is the difference? Don’t know how to choose? Check it out >

Ask us more about the rollers

We have expert staying by for 7×24. Please tell a little more about your problem, situation, and requirements. We are happy to offer our insights and opportunies. You can expect a reply within 24 hours.

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