Jiangsu Profile
Product List
1861. Premium Coal Mining Rock Bits for Enhanced Performance 
[Oct 13, 2025]
[Oct 13, 2025] Product Description Product Parameters Model Diamond Stone Drill Bit Material SPECIAL STEEL, TUNGSTEN CARBIDE Round Shank OD 43mm 35mm 38mm 30mm 40mm 42mm Customized Carbide OD 30mm 28mm 25mm 22mm 19mm ...
1862. Vacuum Brazed Bit for Drilling [Apr 28, 2022]
[Apr 28, 2022] Vacumm Brazed Diamond core drill bit FEATURES: 1. Vacuum Brazed Diamond hole Saw is designed for high speed high performance and heavy duty use on Ceramic, Poecelain, granite, marble,, glass, quartz, ...
Company: DONGYAN INTERNATIONAL CO., LTD.
1863. Premium Hardened Steel Rock Bits for Efficient Coal Mining [Oct 03, 2025]
[Oct 03, 2025] Product Description Product Parameters Model Diamond Stone Drill Bit Material SPECIAL STEEL, TUNGSTEN CARBIDE Round Shank OD 43mm 35mm 38mm 30mm 40mm 42mm Customized Carbide OD 30mm 28mm 25mm 22mm 19mm ...
1864. High-Performance Coal Mine Drilling Bit for Anchoring Rods [Sep 26, 2025]
[Sep 26, 2025] Product Description Product Parameters Model Diamond Stone Drill Bit Material SPECIAL STEEL, TUNGSTEN CARBIDE Round Shank OD 43mm 35mm 38mm 30mm 40mm 42mm Customized Carbide OD 30mm 28mm 25mm 22mm 19mm ...
1865. Premium 28mm Half Piece Bolt Drill Bit for Precision [Sep 20, 2025]
[Sep 20, 2025] Product Description Product Parameters Model Diamond Stone Drill Bit Material SPECIAL STEEL, TUNGSTEN CARBIDE Round Shank OD 43mm 35mm 38mm 30mm 40mm 42mm Customized Carbide OD 30mm 28mm 25mm 22mm ...
1866. Premium 28mm Half Drill Bit for Heavy Mining Equipment [Sep 20, 2025]
[Sep 20, 2025] Product Description Product Parameters Model Diamond Stone Drill Bit Material SPECIAL STEEL, TUNGSTEN CARBIDE Round Shank OD 43mm 35mm 38mm 30mm 40mm 42mm Customized Carbide OD 30mm 28mm 25mm 22mm 19mm ...
1867. Vacuum Hole Saw/Ceramic Hole Saw/Vacuum Drill Bits [Apr 29, 2023]
[Apr 29, 2023] Vacumm Brazed Diamond core drill bit FEATURES: 1. Vacuum Brazed Diamond hole Saw is designed for high speed high performance and heavy duty use on Ceramic, Poecelain, granite, marble,, glass, quartz, ...
Company: DONGYAN INTERNATIONAL CO., LTD.
1868. Durable Coal Mining Drill Bits for Heavy-Duty Professional Applications [Sep 28, 2025]
[Sep 28, 2025] Product Description Product Parameters Our Advantages Whether you are cutting a small or big trench for landscaping, plumbing, or electrical applications, you want tooling that provides the highest ...
1869. Premium Rock Drill Bits for Efficient and Rapid Drilling [Sep 18, 2025]
[Sep 18, 2025] Product Description Product Parameters Our Advantages Whether you are cutting a small or big trench for landscaping, plumbing, or electrical applications, you want tooling that provides the highest ...
1870. Premium 28mm Half Piece Bolt Bit for Precision Drilling [Aug 01, 2025]
[Aug 01, 2025] Product Description Product Parameters Model Diamond Stone Drill Bit Material SPECIAL STEEL, TUNGSTEN CARBIDE Round Shank OD 43mm 35mm 38mm 30mm 40mm 42mm Customized Carbide OD 30mm 28mm 25mm 22mm 19mm ...
1871. Large Hexagonal Shank Carbon Steel Drill Bit for Marble and Glass Hole Drilling 5-16mm Diameter [Sep 23, 2025]
[Sep 23, 2025] Hard Alloy Hole Opener Ceramic Tile Glass Perforated Porcelain Ceramic Hexagonal Shank Diamond Core Drill Bit Hexagonal DRILL BITS - Complete set contains 6 universal hex head drill bits, size: 6mm, 8mm, 10mm, ...
Company: YIWU MINGDIAO TRADING CO., LTD
1872. PCD Engraving Tool CNC Router Bit for Carving Stone Gravestone Carving Monument Making [Feb 29, 2024]
[Feb 29, 2024] Product Description PCD engraving tool for carving stone Gravestone carving monument making Mainly used for natural granite, marble, stone, glass, tile, black jade, Mongolia. Applications pcd carving tool: PCD ...
Company: YIWU MINGDIAO TRADING CO., LTD
1873. Vacuum Brazed Hard Rock Drilling Bits Manufacturer [Feb 15, 2022]
[Feb 15, 2022] Vacumm Brazed Diamond core drill bit FEATURES: 1. Vacuum Brazed Diamond hole Saw is designed for high speed high performance and heavy duty use on Ceramic, Poecelain, granite, marble,, glass, quartz, ...
Company: DONGYAN INTERNATIONAL CO., LTD.
1874. Wuxi Geological Hard Rock Mining Coring Tungsten Carbite Tc Drill Bits [May 08, 2025]
[May 08, 2025] Products Description Product Advantage: 1. Impregnated Diamond Bit: Special mental coated diamonds to extend the diamond working life. 2. Surface Set Diamond Bit: Choose natural diamond with the fast drilling speed, ...
1875. High Quality PDC Bit for Drilling Equipment Tool [Feb 25, 2025]
[Feb 25, 2025] 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 ...
