Counterbore / Hinge Boring Bits
Counterbore drill bits with centre drill for hinge cups and screw counterbores in furniture and cabinet work.
MOQ
100–200 pcs per size
Lead time
20–30 days
Samples
Free, 5–7 days
Shipping
FOB Ningbo / Shanghai
- Centre drill + counterbore in one pass
- Furniture and cabinet hinge boring
Manufactured by Zhejiang Dehui Tools Co., Ltd., Yueqing · 41+ years · PGM member since 2009 · ISO 9001 / 14001
Specifications
DH-CB technical data
Specification Table
DH-CB sizes
| Specification (mm) | Center drill diameter (mm) | Counterbore diameter (mm) | 柄径Shank diameter (mm) |
|---|---|---|---|
| 2.8x8 | 2.8 | 8 | 8 |
| 2.8x10 | 2.8 | 10 | 8 |
| 3.0x8 | 3 | 8 | 8 |
| 3.0x10 | 3 | 10 | 8 |
| 3.2x8 | 3.2 | 8 | 8 |
| 3.2x10 | 3.2 | 10 | 8 |
Made on PGM-certified lines
Same steel, brazing and heat treatment as our PGM series.
1200 °C automatic brazing
German MAHLER lines — no hand-torch joints.
20–30 days lead time
FOB Ningbo / Shanghai; CIF to SE Asia and the Gulf on request.
FAQ
What sizes of counterbore / hinge boring bits do you make?
See the specification table above; custom specifications are available from 100–200 pcs per size.
What is the MOQ for DH-CB?
100–200 pcs per size; sizes can be mixed within the series. Samples of standard sizes are free (courier collect) and ship in 5–7 days.
Can you put our brand on DH-CB?
Yes — laser or stamp marking on the shank plus printed blister, case or box. Artwork approval adds about one week to the standard lead time.
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