Crown segment sintered holesaw designed for hard materials such as granite. These diamond drill bits have an almost continuous rim of sintered diamond gives a clean cut with very little breakout.
Product Description
Product Description
Thin Wall Crown Segment Core Drill Bits
Our Thin wall crown segment core drill bits are thin wall drilling tool with a hole through the center that let water feeds into and removes sediment stone chips and allows the Core pedestal to pass through the Bit and into the Core barrel.
Our Drilling bits, used with high quality diamond and strong bond, sintered into a mould, are Laser welded. They are high diamond concentration provide aggressive cutting action, excellent for drilling marble and granite with high performance and durable life.
They are designed with 5/8"-11 or M14 or M10 female thread and attached with a composite elasticity gasket so they can be mounted to any angle grinder and work on stone with vibration-proof.
1/2 Gas Thread is also available, but is a special call to order item.
We offer many adapters. Adapter unit screws into a Drill Bit to affect operative compatibility between different machines.
Specifications:
| Item Number | Diameter | Drilling Depth | Connector | Suggested R. P. M | ||
| inch | mm | inch | mm | |||
| TWCSCORDBIT020 | 3/4" | 20 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 |
| TWCSCORDBIT025 | 1" | 25 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 |
| TWCSCORDBIT028 | 1-3/16" | 30 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 |
| TWCSCORDBIT032 | 1-1/4" | 32 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 |
| TWCSCORDBIT035 | 1-3/8" | 35 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 |
| TWCSCORDBIT040 | 40 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 | |
| TWCSCORDBIT045 | 1-3/4" | 45 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 |
| TWCSCORDBIT051 | 2" | 50 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 |
| TWCSCORDBIT060 | 60 | 2-3/8" | 60 | M14, 5/8"-11, Φ10, Φ12 Shank | 2500-3000 | |
| Other size are available upon custom's request | ||||||
Shipment and Payment
