Jiangsu Profile
Product List
22621. High Precision Long Life Carbide Drill Bits with Coolant Hole 
[Jul 24, 2022]
[Jul 24, 2022] Product Description High performance Carbide Oil Hole Drill 1.Product Description Size:3D/5D Top angle:118degree-140degree With internal coolant hole Material: Kennametal Grain Size:0.5um Co:12 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
22622. Low Price High Speed New Fastener Straightener Fast Straightening Machinery for Drill Bit [Jul 21, 2025]
[Jul 21, 2025] 
1. The precision straightener can be universal to the stepped workpiece or the long bar. The two spindle rollers can move around the workpiece extrusion and straightening at the same time through the hydraulic ...
Company: U·BRIGHT SOLUTIONS Co., Ltd.
22623. Professional Grade Alloy Drill Bit for Heavy-Duty Applications [May 13, 2025]
[May 13, 2025] Product Description Select high hardness tungsten steel base material,high-quality nano coating, and high surface smoothness,high speed continuous cutting without burden. SCD-Solid Carbide Standard Drill ...
22624. Versatile Alloy Drill Bit for Heavy-Duty Industrial Applications [May 13, 2025]
[May 13, 2025] Product Description Select high hardness tungsten steel base material,high-quality nano coating, and high surface smoothness,high speed continuous cutting without burden. SCD-Solid Carbide Standard Drill ...
22625. Premium Alloy Drill Bit for Heavy-Duty Construction Projects [May 13, 2025]
[May 13, 2025] Product Description Select high hardness tungsten steel base material,high-quality nano coating, and high surface smoothness,high speed continuous cutting without burden. SCD-Solid Carbide Standard Drill ...
22626. Construction Concrete Bricks Granite Drilling Tool Diamond Core Drill Bit [Jun 07, 2024]
[Jun 07, 2024] Product Description Factory Wholesale Diamond Tools Reinforced Concrete Bricks Granite Diamond Core Drill Bits → More Customized Diamond Core Drill Bits Set Please Contact Us! Comprising: 3-Pc Core Bits In ...
22627. China Factory Tungsten Carbide Core Drill Bits for Metal [Dec 27, 2022]
[Dec 27, 2022] Product Description High performance Carbide Drill With Coolant oil Hole Size : 3D,5D Material : Imported AF, Sandvik,Kennametal carbide Rod. Coating : Black Nano coating Standard: DIN338 ,DIN 6527 ...
Company: Changzhou Hongjian Tools Co., Ltd.
22628. China Manufacturer Alloy Carbide Cutting Center Drill Bits [Dec 27, 2022]
[Dec 27, 2022] Product Description Tungsten carbide center drills 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural strength:3320N/mm2 Grain ...
Company: Changzhou Hongjian Tools Co., Ltd.
22629. 3D 5dcarbide Coolant Hole Drill Bits for Hard Materails [Jul 24, 2022]
[Jul 24, 2022] Product Description High performance Carbide Drill With Coolant oil Hole Size : 3D,5D Material : Imported AF, Sandvik,Kennametal carbide Rod. Coating : AlTiN ...
Company: Changzhou Hongjian Tools Co., Ltd.
22630. Drilling Tool PDC Core Drill Bit for Geological Core Drilling [Jan 13, 2026]
[Jan 13, 2026] Product Description PDC drill bits are divided into two forms: core taking and non core taking. The production is divided into two forms: infiltrating and welding. Various forms can be customized according to ...
22631. Geological Equipments PDC Diamond Core Drill Bit [Jan 13, 2026]
[Jan 13, 2026] Product Description PDC drill bits are divided into two forms: core taking and non core taking. The production is divided into two forms: infiltrating and welding. Various forms can be customized according to ...
22632. Drilling Tool PDC Diamond Non Core Drill Bit for Drilling [Jan 13, 2026]
[Jan 13, 2026] Product Description PDC drill bits are divided into two forms: core taking and non core taking. The production is divided into two forms: infiltrating and welding. Various forms can be customized according to ...
22633. Nq, Pq, Bq, Hq, PDC Diamond Core Drill Bit [Jan 13, 2026]
[Jan 13, 2026] Product Description PDC drill bits are divided into two forms: core taking and non core taking. The production is divided into two forms: infiltrating and welding. Various forms can be customized according to ...
22634. PDC Drilling Tool Diamond Non Core Drill Bit [Jan 13, 2026]
[Jan 13, 2026] Product Description PDC drill bits are divided into two forms: core taking and non core taking. The production is divided into two forms: infiltrating and welding. Various forms can be customized according to ...
22635. Y09054 19PCS High Speed Steel HSS4341 Twist Drill Bit with Jobber Length [Jun 15, 2024]
[Jun 15, 2024] Y09054 19Pcs High Speed Steel HSS4341 Twist drill bit with Jobber Length Product Name DIN338 Fully Ground HSS Straight Shank Twist Drill Bit Material M42(cobalt 8%), M35(cobalt 5%), HSS M2, HSS Process Fully ...
