Jiangsu Profile
Product List
1411. Efficient Drilling Durable Bq Nq Hq Pq Diamond Core Bits Nq3 Drill Bits 40° 
[Mar 12, 2026]
[Mar 12, 2026] CDG Impregnated Diamond Core Bits CDG offers a comprehensive range of advanced drilling tools designed to deliver reliability, precision, and efficiency across geological exploration, mining, and construction ...
Company: CDG Equipment Co., Ltd.
1412. Nq3 Drill Bits 35° Diamond Core Drill Bit for Rock Sample Drilling Durable Diamond Bits [Mar 12, 2026]
[Mar 12, 2026] CDG Impregnated Diamond Core Bits CDG offers a comprehensive range of advanced drilling tools designed to deliver reliability, precision, and efficiency across geological exploration, mining, and construction ...
Company: CDG Equipment Co., Ltd.
1413. Advanced Core Bits Bq Nq Hq Pq Diamond Drill Core Bits for Precision Nq3 30° [Mar 12, 2026]
[Mar 12, 2026] CDG Impregnated Diamond Core Bits CDG offers a comprehensive range of advanced drilling tools designed to deliver reliability, precision, and efficiency across geological exploration, mining, and construction ...
Company: CDG Equipment Co., Ltd.
1414. Handerk Tungsten Carbide Twist Drill 3D Coolant Through Carbide Drill for CNC Machine Tool [Mar 05, 2026]
[Mar 05, 2026] 1.High quality carbide rod All cutting materials are from international famous brands, high hardness, long tool life. Grade HRC45 HRC55 HRC65 HRC68 Materials DU20 MH12S ZK40SF GU25UF Details Grain size: ...
1415. Handerk CNC Drilling Tools 5D Coolant Through Carbide Drill Tungsten Carbide Twist Drilling Bit [Mar 05, 2026]
[Mar 05, 2026] 1.High quality carbide rod All cutting materials are from international famous brands, high hardness, long tool life. Grade HRC45 HRC55 HRC65 HRC68 Materials DU20 MH12S ZK40SF GU25UF Details Grain size: ...
1416. Handerk Solid Carbide Drill Bit 3D Coolant Through Carbide Drill for CNC Tool [Mar 05, 2026]
[Mar 05, 2026] 1.High quality carbide rod All cutting materials are from international famous brands, high hardness, long tool life. Grade HRC45 HRC55 HRC65 HRC68 Materials DU20 MH12S ZK40SF GU25UF Details Grain size: ...
1417. Hq 40 ° Diamond Core Drill Bits Exploration Geological Drilling Impregnated Synthetic Diamond Core ... [Mar 06, 2026]
[Mar 06, 2026] CDG Impregnated Diamond Core Bits CDG offers a comprehensive range of advanced drilling tools designed to deliver reliability, precision, and efficiency across geological exploration, mining, and construction ...
Company: CDG Equipment Co., Ltd.
1418. Pq3 Frontal Discharge Bit for Exploration Geology [Nov 28, 2025]
[Nov 28, 2025] Diamond Tool Core Drill Bit for Geological Exploration Rock Coring Drilling with Type NQHQPQ Product Description Exploration is a very important way to identify if the rock contains any interesting minerals, also ...
1419. Handerk 3D Solid Carbide Step Drills Inner Coolant Drill Bit for Steel [Aug 13, 2025]
[Aug 13, 2025] 1.High quality carbide rod All cutting materials are from international famous brands, high hardness, long tool life. Grade HRC45 HRC55 HRC65 HRC68 Materials DU20 MH12S ZK40SF GU25UF Details Grain size: ...
1420. High Precision Tungsten Carbide Twist Drill for Cast Iron [Jun 25, 2025]
[Jun 25, 2025] Product Description Tungsten Carbide twist Drills for Cast Iron 1.Dia: 1mm-25mm 2.Material: Tungsten carbide K20,k40,P30 and so on. 3.Top angle:118-140degree 4. Coating: TiAlN,TiN , TiCPN for your ...
Company: Changzhou Hongjian Tools Co., Ltd.
1421. China Resale Tungsten Carbide Twist Drills for Cutting Tools [May 12, 2025]
[May 12, 2025] Product Description Tungsten Carbide twist Drills for Cast Iron 1.Dia: 1mm-25mm 2.Material: Tungsten carbide K20,k40,P30 and so on. 3.Top angle:118-140degree 4. Coating: TiAlN,TiN , TiCPN for your kindly ...
Company: Changzhou Hongjian Tools Co., Ltd.
1422. High Performance Twist Drills Bits for Hard Steel [Mar 17, 2025]
[Mar 17, 2025] Product Description Tungsten Carbide twist Drills for Cast Iron 1.Dia: 1mm-25mm 2.Material: Tungsten carbide K20,k40,P30 and so on. 3.Top angle:118-140degree 4. Coating: TiAlN,TiN , TiCPN for your ...
Company: Changzhou Hongjian Tools Co., Ltd.
1423. Tungsten Carbide Twist Drill CNC Machine Tools for Drilling Holes [Feb 20, 2025]
[Feb 20, 2025] Product Description High Speed Solid Carbide Twist Drill Bit 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
1424. Hot Wholesale Carbide Long Drill Bits for Metal [Feb 11, 2025]
[Feb 11, 2025] Product Description High Speed Solid Carbide Twist Drill Bit 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
1425. Hq Pq Nq Impregnated Diamond Core Drill Bits for Exploration Coring Drilling Hq Drill Bit 30° [Feb 10, 2026]
[Feb 10, 2026] CDG Impregnated Diamond Core Bits CDG offers a comprehensive range of advanced drilling tools designed to deliver reliability, precision, and efficiency across geological exploration, mining, and construction ...
Company: CDG Equipment Co., Ltd.
