8 1/2 Inch PDC Drag Bit PDC Drag Drill Bit

• Customized: Customized
• Standard: API
• Length: 12 1/4
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: LY211
• Type: Center Drill Bit
• Material: Tungsten Carbide
• Usage: Well Drilling, Masonry Drilling
• Country: China
• Color: Customized
• Shipment: by Sea/Air/Road
• Warranty: 6 Months
• Transport Package: Wooden Case
• Trademark: Long Yue
• Origin: He Bei
• HS Code: 8207191000
• Production Capacity: 200PCS/Month
• Package Size: 50.00cm * 50.00cm * 50.00cm
• Package Gross Weight: 30.000kg

Product Description

 

Product Description

 

 

Specification

 

Product Name	PDC Drill Bit
Size of Rock Bit	12 1/4 inch 311mm
IADC Code	537
WOB(kN/mm)	0.5~1.05
Thread Connection	6 5/8 API reg pin
RRM(r/min)	220~40

 

IADC	WOB(kn/mm)	RRM(r/min)	Applicable Formations
116 117	0.35~0.8	150~80	Very soft formations with low compressive strength and high drillability.such as clay,mudstone,chalk,etc.
126 127	0.35~0.9	150~70	Soft formations with low compressive strength and high drillability,such as mudstone,gypsum,salt,salt,soft shale,soft limstone,etc.
136 137	0.35~1.0	120~60	Soft to medium soft formations with low compressive strength and high drillability,such as medium soft shale,hard gypsum,medium soft limestone,medium soft sandstone,soft formation with harder interbeds,etc.
216 217	0.4~1.0	100~60	Medium hard formations with high compressive strength,such as medium soft shale,hard gypsum,medium soft limestone,medium soft sandstone,soft for mations with harder interbeds etc.
246 247	0.4~1.0	80~50	Medium hard formations with high compressive strength,such as abrasive shale,limestone,sandstone,dolomite,hadr gypsum,marble,etc.
417 437 447	0.35~0.9	150~70	Very soft formations with low compressive strength and high drillability,such as clay,gypsum,salt,soft shale,soft limestone,etc.
517 527	0.5~1.0	140~60	Soft formations with low compressive strength ang high drillability such as mudstone,gypsum,salt,soft shale,soft limestone,etc.
537 547	0.45~1.0	120~50	Soft to medium formations with low compressive strength,such as medium soft shale,medium soft limestone,mediun soft limestone,medium soft sandstone,medium formation with harder and abrasiver interbeds.etc.
617 627	0.45~1.1	90~50	Medium hard formations with high compressive strength such as hadr shale,limestone,sandstone,dolomite,etc.
637	0.5~1.2	80~40	Hard formations with high compressive strength, such as sandstone,limestone,dolomite,hard gypsum,marble,etc.

Detail

Packaging & Shipping

Countries that our company have already exported:United States, Australia, Costa Rica, Guatemala, Azerbaijan, Congo, Myanmar, Peru, Singapore, Oman, Indonesia, Philippines, India, Switzerland, Ukraine, Turkey, Bolivia, Romania, Kenya, Vietnam, South Africa, Kuwait, Mozambique, Ecuador, France.