• Model NO.：114, 140, 168, 219, 323, 254
• Processing Type：Forging
• Use：Well Drilling,Coal Mining,Quarry Drilling
• Transfer：Air,Sea,Express
• Color：Request
• Advantage：High Performance
• Product Name：Casing System
• Face Design：Flat;Convex;Concave
• Inserts Design：Spherical; Ballistic; Parabolic
• Transport Package：Wooden Box or as Customers Inquire
• Specification：PA90, PA115, PA140, PA165PA190
• Trademark：PANDA
• Origin：Shandong China
• HS Code：82071990
• Production Capacity：2000 Sets , Week

Part ModelPA90PA115PA140PA165PA190Casing Tube(max.O.D.)(mm)115142171195222Casing Tube (min.O.D.) (mm)102128155.6182.6205Guide SleeveEffective length: 174mmEffective length: 174mmEffective length: 205mmEffective length: 225mmEffective length: 250mmDrill PipeConnection Thread: API2 3/8"Reg; O.D.: 76mm; Wrench Flats: 65mmConnection Thread: API2 3/8"Reg; O.D.: 76mm; Wrench Flats: 65mmConnection Thread: API2 3/8"Reg
O.D.: 89mm
Wrench Flats: 65mmConnection Thread: API3 1/2"Reg
O.D.: 114mm
Wrench Flats: 95mmConnection Thread: API3 1/2"Reg
O.D.: 114mm
Wrench Flats: 95mmDTH HammerDHD35, COP2, MISSION30COP44, DHD340, MISSION40DHD55, COP54, MISSION50COP64, DHD360, MISSION60COP64,DHD360, MISSION60Casing ShoeL3=90mm L4=55mm D3=101.7mm D4=93mmL3=76mm L4=55mm D3=127.5mm D4=117mmL3=90mm L4=63mm D3=155.3mm D4=143mmL3=95mm L4=55mm D3=181.5mm D4=166mmL3=110mm L4=70mm D3=204.7mm D4=193mmGuide DeviceL1=35mm L2=138mm D1=92mm D2=100mmL1=48mm L2=136mm D1=115mm D2=126mmL1=55mm L2=160mm D1=141mm D2=154mmL1=61.5mm L2=181.5mm D1=165mm D2=178mmL1=62.8mm L2=185mm D1=191mm D2=203mmReamerD5=91mm L5=70mm Reaming Diameter: 123mm; Reamer has 4*Ф12 buttonsD5=114mm L5=89mm
Reaming Diameter: 152mm
Reamer has 5*Ф14 buttonsD5=138mm L5=69.5mm
Reaming Diameter: 185mm
Reamer has 7*Ф14 buttonsD5=164mm L5=79.5mm
Reaming Diameter: 211mm
Reamer has 7*Ф14 buttonsD5=185.5mm L5=90.2mm
Reaming Diameter: 237mm
Reamer has 7*Ф16 buttonsPilot BitD6=90mm L6=59mm Gauge button: 8*Ф12 Front button:6*Ф10D6=114mm L6=67mm
Gauge button: 8*Ф14
Front button:6*Ф12D6=138mm L6=66mm
Gauge button: 8*Ф16
Front button:8*Ф14D6=165.8mm L6=82.5mm
Gauge button: 8*Ф16
Front button:8*Ф16D6=190mm L6=82mm
Gauge button: 9*Ф18
Front button:9*Ф16Different Shanks:



Different Faces Shapes:



Different Buttons Shapes:

A:When drilling starts working,reaming sleeve will open,borehole range will increase,which will casing shoe and casing tube.

B:When finish drilling in overburden layer,pay attention to reverse circulation,reaming sleeve circles up,eccentric drilling bit lifts out from the borehole.

C:The casing that can be left in the borehole to prevent borehole from collapsing while pulling out pipe and grouting concrete.

D:Regular drilling bits can be applied to drill the depth as required in the rock stratum.

FAQ:

Q1: Can I have a sample for testing?

A:Samples are still to be paid but discounted price can be provided. 

Q2: Do you have the inspection procedures?

A:100% strict inspection and testing for every order before packing.

Q3: How can i get the after sale services?

A:Free replacement will provide once the problems casued by our product quality.

Q4: Can I have a visit to your factory before the order?
 

A: Sure, welcome, here is our address: Yantai, Shandong.
 

CONTACT: