Drilling Tools

φ 610 mm rock reamer（multi-diameter ，customized reamers）

HDD reamer is mainly used in water wells, geothermal wells, horizontal directional wells, trenchless engineering, rotary excavation engineering, riser engineering, underground tunnels and other projects.

Technical Parameter

Scope of application
537	Low compressive strength, medium soft, with harder abrasive interlayers, such as hard shale, hard gypsum, soft limestone, sand layer, dolomite with interlayers, etc.
617	Medium hardness formations with high compressive strength, such as hard shale, limestone, dolomite, sandstone, etc.
637	High compressive strength, medium hard and hard highly abrasive formations such as limestone, dolomite, sandstone, flint, etc.
Buckle Type
	φ83（D80）	φ114(NC46)	φ168( 6 5/8FH)	φ89(NC31)	φ127(NC50)	φ194(DS70)	φ102(NC38)	φ(140 5 1/2FH)