
AB4 ¼” – Fits 4 ¼ Inch Core Bit – Angle Block (Imperial)
Designed for precision, safety, and speed when core drilling at an angle.
The AB4 ¼” Block makes angled drilling simple, accurate, and stable – no expensive rigs or makeshift setups needed. Perfect for achieving clean entry points in concrete walls, floors, manholes, and pipes, the AB4 ¼” is trusted by professional drillers, tradies, and contractors alike.
Key Features:
- Core Bit Fit: Designed for 4 ¼ Inch Core Drill Bits
- Material: Polystone 7000 SH UHMWPE
- Lifespan: 80–100 holes (user and substrate-dependent)
- Compatibility: Compatible with Husqvarna, Hilti, Tusk, Full Boar, Milwaukee, Black Rock
- Versatile Use: Suitable for concrete walls, concrete floors, concrete manholes, concrete pipes, etc.
Product Details (for shipping only):
- Block Weight: 475.5g
- Block Dimensions: 99mm x 75mm (Note: this refers to block size, not the hole size this block is designed for)
- Colour: Black