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Diameter
APEXX Vacuum Brazed Marble/Porcelain Core Bit 5/8"-11
APEXX Vacuum Brazed Marble/Porcelain/UCS Core Bits Crafted with advanced vacuum brazing technology, Apexx Brazed Diamond Countersink Core Bits deliver exceptional durability and cutting performance. Designed for versatility, these bits handle a wide range of materials — from natural stone and ultra-compact surfaces (UCS) to tough porcelain. Ideal for fabricators and installers seeking clean, accurate countersinks with minimal chipping, Apexx core bits combine long-lasting performance with professional-grade results. Always wear appropriate PPE. Follow local safety regulations when using power
Always wear appropriate PPE. Follow local safety regulations when using power tools or chemical products.
- Secure the bit using the correct adapter for your drill.
- Mark the position and start at low RPM to establish the hole.
- Apply steady, even pressure — do not force the bit.
- Use water for wet drilling to cool the bit and extend life.
- Always wear appropriate PPE.
- Marble
- Porcelain
Always wear appropriate PPE (ANSI Z87 eye protection, hearing protection, and respiratory protection per the operation). Follow tool RPM ratings and local safety regulations.
Specifications
| Diameter | 1", 1-1/2", 1-1/4", 1-3/4", 1-3/8", 1/2", 1/4", 2", 2-1/2", 3", 3-1/2", 3-3/4", 3/4", 3/8", 4", 4-3/4", 5/8" |