Description
ZENESIS™ BIT
The all-new ZENESIS™ Z-Core Bit is engineered for optimal performance on granite and engineered stone. It is equipped with abrasive coating both inside and outside to reduce friction and to facilitate easy core removal. Featuring laser-welded segments for safety and long life, this product provides maximum value.
Engineering for maximum performance on granite and engineered stone
Can be used wet or dry
8mm segment height
Approximate 77mm drilling depth



![NBR Design B Rotary Shaft Seal 44x58x7mm [5 Pieces]](https://www.toolsbunker.com/wp-content/uploads/2026/09/wedi.c41191f1_70a4cfe5-8378-439d-aad7-a5bb176c923a.jpg)
![NBR Design AS Rotary Shaft Seal 45x62x8mm [5 Pieces]](https://www.toolsbunker.com/wp-content/uploads/2026/09/wedi.c41191f1_f84d4f55-b3dc-40a3-8a23-e83209393585.jpg)



![NBR Design B Rotary Shaft Seal 45x60x8mm [5 Pieces]](https://www.toolsbunker.com/wp-content/uploads/2026/09/wedi.c41191f1_c8145b16-f82c-4844-8b9b-feb0bb9eea8b.jpg)