1. Hss Hole Enlarging Step Drills,
2. High Performance
3. CBN Fully ground
4. Three Driving Flats Shank
Port: Shanghai
Minimum Order Quantity: 300 Piece/Pieces
Supply Ability: 5000 Piece/Pieces per Month
Payment Terms: L/C,T/T
Contact Supplier
Packaging Detail: Plastic Tube
Delivery Detail: 30-60days
Hss Hole Enlarging Step Drills,two flutes, Three Driving Flats Shank
Coated can be supplied.
| d1-d2 | Steps | Description | Overall Length (L1) | Shank | Max Thickness | Order Number |
| 10-20mm | 9 | 10-11-12-13-14-15-16-17-18-19-20mm | 66 | 8.0 | 4mm | 14CC00212 |
| 20-30mm | 11 | 20-21-22-23-24-25-26-27-28-29-30mm | 78 | 10.0 | 4mm | 14CC00213 |
| 30-40mm | 11 | 30-31-32-33-34-35-36-37-38-39-40mm | 78 | 10.0 | 4mm | 14CC00214 |
| 14-24mm | 6 | 14-16-18-20-22-24mm | 70 | 12.7 | 5mm | 14CC00215 |
| 20-34mm | 8 | 20-22-24-26-28-30-32-34mm | 70 | 12.7 | 5mm | 14CC00216 |
| 9/16"-1" | 8 | 9/16-5/8-11/16-3/4-13/16-7/8-15/16-1 | 2-3/4" | 1/2" | 1/8" | 14CC00217 |
| 13/16"-1-3/8" | 10 | 13-16-7/8-15/16-1-1 1/16-1 1/8-1 3/16-1 1/4-1 5/16-1 3/8 | 3-1/4" | 1/2" | 1/8" | 14CC00218 |
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