Jiangsu Profile
Product List
4201. Durable Sharp Diamond Core Drill Bits for Concrete Cutting 
[Feb 15, 2022]
[Feb 15, 2022] Wet Core Bit for Concrete and Hard Masonry High performance wet core bits engineered to drill high PSI concrete and reinforced concrete. Both drilling speed and lifetime have been vastly increased. Ideal for: High ...
Company: DONGYAN INTERNATIONAL CO., LTD.
4202. Diamond Core Drill Bit for Drilling Granite [Feb 15, 2022]
[Feb 15, 2022] Wet Core Bit for Concrete and Hard Masonry High performance wet core bits engineered to drill high PSI concrete and reinforced concrete. Both drilling speed and lifetime have been vastly increased. Ideal for: High ...
Company: DONGYAN INTERNATIONAL CO., LTD.
4203. Laser Welded Diamond Core Drill Bits for Concrete [Feb 15, 2022]
[Feb 15, 2022] High Performance Wet Core Bit for Hard / Reinforced Concrete High performance wet core bits engineered to drill high PSI concrete and reinforced concrete. Both drilling speed and lifetime have been vastly increased. ...
Company: DONGYAN INTERNATIONAL CO., LTD.
4204. Premium High Frequency Welding Diamond Core Drill Bit Box Setfor Concrete [Feb 15, 2022]
[Feb 15, 2022] High Performance Wet Core Bit for Hard / Reinforced Concrete High performance wet core bits engineered to drill high PSI concrete and reinforced concrete. Both drilling speed and lifetime have been vastly increased. ...
Company: DONGYAN INTERNATIONAL CO., LTD.
4205. Premium Diamond Core Drill Bit for Reinforced Concrete [Feb 15, 2022]
[Feb 15, 2022] High Performance Wet Core Bit for Hard / Reinforced Concrete High performance wet core bits engineered to drill high PSI concrete and reinforced concrete. Both drilling speed and lifetime have been vastly increased. ...
Company: DONGYAN INTERNATIONAL CO., LTD.
4206. Aq Bq Nq Hq Pq Impregnated Diamond Drill Core Bits [Jul 07, 2025]
[Jul 07, 2025] Brief Introductions of Impregnated Diamond Bits The impregnated diamond bits are cutting tools. They contain diamond segments bonded to a base material. They are widely applied in cutting non-ferrous materials. The ...
4207. Wireline Core Drilling Used Aq Bq Nq Hq Pq Core Lifter Drill Pipe Tools [Jul 02, 2025]
[Jul 02, 2025] Products Description Product Advantage: 1.We offer complete series of single, double and triple tube core barrels and overshot. 2.The standard wireline double tube inner-tube group is composed of Head Assembly, Inner ...
4208. Vacuum Brazed 70mm M14 Diamond Core Drill Bit for Dry Drilling Porcelain Tile Ceramic Marble [May 19, 2025]
[May 19, 2025] Product Description Advantages: 1. Vacuum Brazed technology, premium quality 2. Application: concrete, masonry, pavers, bricks and blocks etc 3.Segment pre-edging technology offers faser and more accurate ...
Company: Zhenjiang Fewell Tools Co., Ltd.
4209. 10PCS Hollow Concrete Hole Saw Tct Core Drill Bit Set in Aluminum Box for Concrete Wall Brick Block [May 19, 2025]
[May 19, 2025] Product Description: Product Name 10Pcs Hollow Concrete Hole Saw TCT Core Drill Bit Set in Alumium Box for Concrete Wall Brick Block Sizes 5Pcs TCT Core Drill Bits: 35mm 40mm 65mm 80mm 100mm * 72mm 1Pcs SDS Plus ...
Company: Xuzhou Perfect Tools Co., Ltd.
4210. High Speed Steel Metal Plate Drillning Annular Broach Cutter Core Hole Drill Bit with Thread Shank [May 19, 2025]
[May 19, 2025] Product Description: Product Name Thread Shank HSS Hole Annular Broach Cutter Core Drill Bit Material M2AL High Speed Steel Shank Weldon Shank (Universal Shank and Fein Shank are available) Surface ...
Company: Xuzhou Perfect Tools Co., Ltd.
4211. Tct Annular Cutter Universal / One Touch / Nitto Shank Core Drill Bits [May 19, 2025]
[May 19, 2025] Product Description: Product Name TCT Annular Broach Cutter with Fein Shank for Metal Cutting Material Tungsten carbide tip+45# Steel Shank Fein Shank (Universal Shank and Weldon Shank are ...
Company: Xuzhou Perfect Tools Co., Ltd.
4212. Vacuum Brazed 45mm M14 Crown Diamond Coated Core Drill Bit for Drilling Porcelain Tile Ceramic ... [Mar 24, 2025]
[Mar 24, 2025] Product Description Advantages: 1. Vacuum Brazed technology, premium quality 2. Application: concrete, masonry, pavers, bricks and blocks etc 3.Segment pre-edging technology offers faser and more accurate ...
Company: Zhenjiang Fewell Tools Co., Ltd.
4213. 34*100mm 5/8-11 Thread Silver Brazed Diamond Segmented Core Drill Bit for Dry Drilling Granite [Mar 24, 2025]
[Mar 24, 2025] Product Description Product Information Product Name: Diamond core drill bit Size: 34*100*5/8-11 Color: Customized Color Usage: For drilling concrete Material: Diamond power Surface ...
Company: Zhenjiang Fewell Tools Co., Ltd.
4214. Electroplated Diamond Core Drill Bits Glass Hole Saw 35mm for Marble Granite Tiles [Mar 22, 2025]
[Mar 22, 2025] Product Description Electroplated diamond core drill bits glass hole saw 35mm for marble granite tiles Advantages: 1. Bi-metal Hole saw The use of high-quality raw materials, a wide range of applications.Apply to ...
Company: Zhenjiang Fewell Tools Co., Ltd.
4215. 81mm Hex Shank High Speed Steel Core Drill Bit HSS Bi-Metal Hole Saw Cutter for Metal Stainless ... [Mar 20, 2025]
[Mar 20, 2025] Product Description Advantages: 1. Bi-metal Hole saw The use of high-quality raw materials, a wide range of applications.Apply to metal, wood, plastic, gypsum board, etc. 2.An advanced deep-cut style that ...
Company: Zhenjiang Fewell Tools Co., Ltd.
