Hardened Carbide Tip: Sharp cutting‑edge, excellent penetration for concrete, brick, stone, masonry wall.
Twist‑Flute Design: Fast chip removal, reduce clogging during drilling.
Round Straight Shank: Universal fit for most standard electric drills.
Precision‑ground Flutes: Stable drilling, less wandering on hard surfaces.
Multiple‑diameter Options: 5‑12mm complete sizes, meet different wall‑drilling requirements.
Durable Steel Body: High‑strength shank, long service‑life for daily renovation work.
| Model | Item No. | Star Rating | Diameter | Working Length | Overall Length |
| AMAS05-0005 | 200700101000 | Four Stars | 5mm | 50mm | 85mm |
| AMAS05-0006 | 200700201000 | Four Stars | 6mm | 60mm | 100mm |
| AMAS05-0008 | 200700301000 | Four Stars | 8mm | 80mm | 120mm |
| AMAS05-0010 | 200700401000 | Four Stars | 10mm | 80mm | 120mm |
| AMAS05-0012 | 200700501000 | Four Stars | 12mm | 90mm | 150mm |
