| Product Photos |
| Product Description |
| Procuct Name | DIN1870 Extra Long Taper Shank Milled Black Drill Bits for Metal Drilling |
| Material | HSS 4241 4341 6542-M2 (Cobalt 5% M35 is Available) |
| Process | Milled (Roll Forged is Available) |
| Standard |
DIN1870 (ANSI, DIN345, DIN341 are Also Available) |
| MT No. | No.1 to No.4 |
| Size | 10mm-50mm |
| Flute Type | Type N, Right Hand Cutting |
| Point Angle | 118 Degree (135 Degree Split Point, Thinning Point are Also Available) |
| Surface Finish | Black Oxide (Black &White, Gray & Bright, Bright, Amber Color, Titanium Coating are Also Available) |
| Package | One Piece in Paper Box,Plastic Box,Wood Box. |
| Features |
1. Extra-long flute is ideal for deep hole drilling of difficult-to-cut materials and efficient machining of deep holes 2. High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. 3. Taper shank drills are designed to give maximum performance in drilling many different materials, under a wide range of applications. 4. High performance hss special drill bit with morse taper shank for high precision drilling of larger bore diameter 5. Black oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge. 6. Usage for Metal Drilling, cast steel, grey cast iron, malleable iron, sintered metal and low hardness alloyed materials |
| Product Sizes |
* Other Sizes are available,Concact Us to Learn More.
Email:info@lddrills.com
Head Office: RM 14B 14/F WAH HEN COMM CTR NO 383 HENNESSY RD WANCHAI HK
Factory Address：No.1, Jinggong Road, Changxing Industrial Park, Danyang City, Jiangsu Province, China 212310
