Series C Reamer
NO.	Standard	Outer diameter (mm)	Code
1	AC	48.0	P
2	BC	59.9	P 、 D
3	BC2	59.9	D
4	NC	75.7	P 、 D
5	HC	96.1	P 、 D
6	PC	122.6	P 、D
7	SC	148.1	P 、 D

multi-ring reamer
NO.	Standard	Specifications
1	BC, NC, HC, PC double ring reamer	10 inch
2	BC, NC, HC, PC four-ring reamer	18 inch

Technical exchange

Drilling formation

Bit Selection in Hard Rock Formation

Bit Selection in Soft Rock Formation

Engineering case

Shandong Wendeng-4000m Scientific Drilling Hole

Zila Mountain-super deep horizontal hole drilling

Development and Application Demonstration of 5000m Intelligent Geological Drilling Technology and Equipment

Pre

Diamond drill bit

Drilling Casing Shoe Bits

Pre

Drilling Casing Shoe Bits

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