Diamond Core Drill Bits

Vacuum brazed diamond core drill bit, OD40mm, for fast dry drilling of tile, ceramic, and porcelain without water. Features 60mm working length, M14 or 5/8-11 thread, and long life of 50-60 holes. Custom packaging and thread options available.

High quality vacuum brazed diamond core drill bit for fast dry drilling of tile, ceramic and porcelain. OD65mm, 60mm working length, M14 thread. Durable, long life, neat holes. Custom sizes and packaging available.

High-quality vacuum brazed diamond core bits set for drilling porcelain, ceramic tile, granite, and marble. Includes 6/8/10/12mm sizes with M14 thread. Fast, smooth drilling with minimal chipping. Long service life, dry/wet use. OEM and custom packing available.

Vacuum brazed diamond countersink bit for clean chamfering and edge finishing on glass, ceramic, and porcelain tiles. Reduces cracking risk. Sizes 2-38 mm or 20-48 mm with M14 or 5/8-11 connection. Long life, high finish. MOQ 5 sets.

Professional 7-piece diamond core drill bit set for dry drilling tile, ceramic, and porcelain. Vacuum brazed technology ensures fast drilling and long life. Thread M14 fits angle grinders. Custom sizes and packaging available. Ideal for B2B industrial use.

Set includes 4 vacuum brazed core bits (OD18, 20, 35, 45mm) and 1 grinding rod. Designed for fast dry drilling of tile, ceramic, and porcelain without water. Working length 60mm, M14 thread. Long life, up to 50-60 holes per bit. Custom thread and packaging available.

Professional vacuum brazed diamond core drill bits set for fast, clean drilling in porcelain, ceramic, and stone. Dry use, no coolant needed. M14 thread, 60mm working length. Lasts dozens of holes. Ideal for contractors.

Professional dry drilling bits for ceramic, porcelain, and stone. Features wax cooling for water-free use, high efficiency, and long life. Available in 6-120mm diameters with M14 or 5/8-11 thread. Custom sizes and packaging options offered.

Professional dry drilling core bit with vacuum brazed technology for fast, clean holes in ceramic, porcelain, and stone. OD35mm, M14 thread. Long life, less chipping, minimal heat. Custom sizes and OEM available.

Professional vacuum brazed diamond core bits for fast, clean drilling in tiles, porcelain, and stone. Dry use, no water needed. Sizes from 6mm to 120mm with hex shank. OEM and custom options available.

Industrial-grade vacuum brazed diamond core bit for clean, precise holes in porcelain, granite, marble, and stone. M14 thread, 50mm diameter, 62mm length. Dry drilling capable, long lifespan over 55 holes. Ideal for professional contractors.

Professional vacuum brazed diamond core bit for dry drilling porcelain, ceramic, granite, and marble. Delivers clean holes with minimal chipping. Lasts over 55 holes. M14 thread. Custom packing available.

Vacuum brazed diamond core bits for fast dry drilling of tile, ceramic, and porcelain. No water needed. Available in 18mm to 45mm diameters with 60mm working length. Long life, about 50-60 holes per bit. Custom threads and packaging available.

High quality vacuum brazed diamond core drill bit for fast dry drilling of ceramic tile and porcelain. 25mm outer diameter with M14 thread. Durable, long life, and efficient. Custom sizes and packaging available.

Professional vacuum brazed diamond core bits for dry drilling porcelain, granite, marble, and ceramic. Aggressive cutting, smooth edges, minimal chipping. Lasts 55+ holes. Diameters 6-70mm, M14 thread, 62mm length. OEM and custom logo available.

Professional electroplated diamond drill bit for fast clean holes in ceramic, porcelain, and glass. High diamond concentration ensures smooth finish and consistent performance. Custom specs available. Use with water coolant for best results.

This 68mm diamond core drill set features vacuum brazed technology for durability and efficiency. With M14 thread and U-shaped chip grooves, it ensures smooth drilling in dry or wet conditions. Suitable for angle grinders, it offers fast, precise cutting on various materials.

Premium dry core drill bit for granite, quartz, and marble. Features 4 outer and 2 inner brazing rods for extended life. SGS certified, customizable sizes, and fast drilling speed. Ideal for countertop and kitchen installations.

Dry diamond core drill bits with 35mm outer diameter and brazed rods for hard granite. Fast drilling speed, extended life, and compatible with core drills and hand drills. Custom sizes and thread options available. Accept sample orders.

Vacuum brazed diamond core drill bits for ceramic and marble. Smooth cutting, high speed, dry or wet use. Available in 6-80mm diameters. OEM and custom specs accepted. Durable, efficient, and quality assured.