API Rock Bit 13-1/4 Inch PDC Hard Rock Drill Bit Of Oil Rig Drill Bit
                                         
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                                            .... And different classification cutter are optional according to your budget . our company has inherited a vast technical and production experience, allowing us to build a particular drill bit for each application: •...                                         
                                        
                                            Suzhou Energy Tool Co., Ltd.
                                         
                                        
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Uniface Threaded Button Bit Durable Hard Rock Drill Bits Standard T45 Diameter 89mm
                                         
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                                            ...Hard Rock Drill Bits Standard T45 Diameter 89mm Uniface Threaded Button Bit • Thread: T45 • Diameter:89mm • Gauge:8×13mm • Front:5×13mm • Skirt Design: Standard • Weight: 4.18KGS • Face Design: Uniface • Carbide Design: Dome, ballistic, semi-ballistic • water Holes: 4 on front,0 on side 13 Semi-ballistic carbide insertsT45 with drop center face, 89mm diameter and retrac skirt body match with for bench drilling......                                         
                                        
                                            HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
                                         
                                        
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Hard Rock Drill Bits , Mining Drill Bits Air Cooled Circulation With Air Compressor
                                         
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                                            ...Apply with : Air Compressor Formation : Hard with high abrasiveness RECOMMENDED ROCK FORMATIONS Designed for hard and high abrasive formations with high compressive strengths. SIZE AVAILABLE From 6 1/4inch to 13 3/4inch RECOMMENDED DRILLING PARAMETERS FOR...                                         
                                        
                                            FLRT Bit
                                         
                                        
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High Performance Hard Rock Drill Bits Yield Strength 11.2 - 13.2KN Length 50 - 1000mm
                                         
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                                            Product Description: Expansion Shell Rock Bolt This Expansion Shell Rock Bolt is made of carbon steel, with a metric thread and a range of head sizes from 17 to 50 mm. It has a thread pitch of 1.25mm to 2.5mm, and a tensile strength of 12.9 to 14.9 kN. It......                                         
                                        
                                            Cangzhou Fuhua Prestress Technology Co., Ltd
                                         
                                        
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Tricone Bits Rotary Piling Rig Rock 10-5/8 Holder Type For Hard Rock Drilling
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                                            ...Bits Rotary Piling Rig Rock 10-5/8 Holder Type For Hard Rock Drilling Specification of Roller Bits Size TC Bit Dia.(mm) TC Bit No. (PCS) TC Bit Height(mm) Dia. of Roller(mm) Height of Roller(mm) Remarks 8-1/2’ 13 42 7 134 83 Both Welding and holder type are available 13......                                         
                                        
                                            Changsha Golden Drilling Machinery Co.,Ltd
                                         
                                        
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120cm Forging Welding Hard Rock Drilling Bucket 13 Bullet Teeth For Drilling Rig
                                         
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                                            Hard Rock Drilling Bucket Bullet Teeth For Drilling Rig For Heavy Machinery. Product advantage: The angle of attack of drilling bits are variable according to the type of rock to generate maximum efficiency during drilling. Each drilling bit is positioned......                                         
                                        
                                            Hebei Tuff Heavy Industry Co., Ltd.
                                         
                                        
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150mm Kelly Box Hard Rock Drilling Tools With Tungsten Carbide Bit
                                         
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                                            Drilling Spare Parts 600 mm-3000 mm Rock Bucket With Tungsten Carbide Bit For Of Rotary Drilling Rig Machine Diameter D(mm) Height H(mm) Bucket Thickness T(mm) Base/Cutting Plate Thickness T1/T2(mm) Bullet Teeth number RP4 Teeth number Weight (kgs) φ600 ......                                         
                                        
                                            Hunan Kellyway Machinery Co., Ltd.
                                         
                                        
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10-13 Inch DTH Button Bit for Hard Rock Drilling in SD10 Forest Drilling and Standard Advantage
                                         
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                                            Advantages: 1. Our products can match over 95% against the original products. 2. High quality raw material, with premium hardened procedures for long life. 3. Full production chain to secure stable and prompt production leadtime. 4. Experienced senior ......                                         
                                        
                                            Changsha Chaojingang Machinery Manufacturing Co., Ltd.
                                         
                                        
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Hard Rock Auger Bit Replacement Teeth Rotary Drilling For Road Construction
                                         
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                                            Core bucket, Rotary drilling Foundation Drilling Tools drilling partsrotary drilling mud bucket dump rig rotary machine Product Description Diameter 400~3000mm Drilling bucket / barrel / auger 200m~600mm Kelly bar 12~40mm Steel wire rope Thickness 16~20mm ......                                         
                                        
                                            Wuhan Yijue Tengda Machinery Co., Ltd
                                         
                                        
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20 inch Steel Teeth Water Well Drilling Tricone Drill Bit for Soft and Medium Hard Rock Formation
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                                            ...Drilling Tricone Drill Bit Tricone bit Ø500 mm (20''), stell teeth -well drilling, soft and medium hard rock Tricone bit Ø400 mm (15 1/2''), stell teeth -well drilling, soft and medium hard rock Tricone bit Ø350 mm, (13 3/4''), stell teeth -well drilling, soft and medium hard rock Tricone bit Ø300 mm, (11 5/8''), stell teeth -well drilling, soft and medium hard rock Tricone bit......                                         
                                        
                                            ROSCHEN GROUP
                                         
                                        
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