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FIRMTECH roller bits are a combination of many exclusive patented design. You definitely can expect faster penetration speed and longer workig life.
We have a full range of roller bits for different piling applications. Check below to see the difference, or contact us for a professional advise.
Great value, good for small hole
Insert Counts:
47 pieces
Insert Size:
14 mm
Cone Size:
134 mm
Connection:
Welding
Body Type:
Auto angle body
Bearing & Seal:
Journal Bearing, Rubber Seal
Traditional leg, large core barrel cuting
Insert Counts:
52 pieces
Insert Size:
14 mm
Cone Size:
139 mm
Connection:
Welding
Body Type:
Traditional
Bearing & Seal:
Journal Bearing, Rubber Seal
Flagship roller with all the features
Insert Counts:
52 pieces
Insert Size:
14 mm
Cone Size:
139 mm
Connection:
Welding
Body Type:
Auto angle body
Bearing & Seal:
Journal Bearing, Rubber Seal
20 pieces more cone protection inserts
Insert Counts:
52 pieces
Insert Size:
14 mm
Cone Size:
139 mm
Connection:
Welding
Body Type:
Auto angle body
Bearing & Seal:
Journal Bearing, Rubber Seal
12-1/4 big size, for the large hole
Insert Counts:
74 pieces
Insert Size:
17 mm
Cone Size:
191 mm
Connection:
Welding
Body Type:
Auto angle body
Bearing & Seal:
Journal Bearing, Rubber Seal
Holder type for quick replacement
Insert Counts:
52 pieces
Insert Size:
14 mm
Cone Size:
139 mm
Connection:
Holder
Body Type:
Holder
Bearing & Seal:
Journal Bearing, Rubber Seal
Bolt type for quick replacement
Insert Counts:
52 pieces
Insert Size:
14 mm
Cone Size:
139 mm
Connection:
Bolt
Body Type:
Plate & Bolt
Bearing & Seal:
Journal Bearing, Rubber Seal
All the roller cone bit under the strictest and process quality control and final quality control. We qurantee more than 99.99% qualifed for our final shipped product.
Each FIRMTECH Roller bit has a unique traceable number embeded into the roller body inside. Whenever needed, the raw material and whole manufacture process can be traceable. This makes consistant quality improvement.
We gurantee a 100% replaceable for any roller bits with failure quality.
With years experience in the workshop and operation field, FIRMTECH stuff has many first hande data and design, and know how to weld a perfect roller bit and how to improve your core barrel design to achieve faster penetration speed and enlong the bit working life.
According to your special project condition and rock type, we can recommend the drillign weight and rotation speed of the core barrel. And we also have the best practice advices sharing with our client to achive better peformance.
With ground work and rock piling, there are always fear about the uncertainty underground. When encounter problems, you always can count on us for the best solutions. And our services stuff can be to the operation field soonest with you.
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.