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Dormer Pramet A110 3.10 mm HSS ST STRAIGHT SHANK LONG SERIES DRILL DIN 340
| Type | Long Series |
| Drill Diameter | 3.10 |
| Flute Length | 69 |
| Overall Length | 106 |
| Shank Diameter | 3.1 |
| Substrate | HSS |
Learn more about Klarna
Meet the Dormer Pramet A110 3.10 mm HSS straight shank long series drill (DIN 340). Built for precision small-diameter holes with extended reach, this drill delivers consistent performance when depth matters as much as diameter.
- 118 degree conventional point — delivers a strong, accurate starting edge and is easy to re-sharpen when wear occurs, helping you maintain tight hole tolerances over time.
- Steam oxide finish — a low-friction surface that minimizes built-up material on the cutting edge, reducing burrs and promoting smoother chip flow.
- Long length series — specially designed for drilling deeper holes and applications where extra reach is required, without sacrificing rigidity or stability in the cut.
- Premium HSS material — versatile enough to drill a range of materials, including steel, aluminium, and stainless steel, making it a dependable choice across multiple projects.
- DIN 340 straight shank — compatible with standard chucks and collets, ensuring reliable engagement in both handheld and machine drilling setups.
Ideal for machinists, fabricators, and hobbyists who regularly work with metal and need precise, deep-hole capability in a compact diameter. Whether you’re punching through a steel fixture, threading into aluminum components, or encountering stainless workpieces, this A110 drill maintains a clean hole with minimal wandering and steady chip evacuation.
Practical usage notes
- For best results on small-diameter holes, start with a stable clamping setup and a controlled feed to preserve the flute geometry.
- Use appropriate lubrication or cutting fluid to extend tool life and improve edge retention during longer reaches.
- Avoid excessive side pressure; let the flute geometry and long reach do the work to maintain straight, true holes.
Included visual: 
| Type | Long Series |
| Drill Diameter | 3.10 |
| Flute Length | 69 |
| Overall Length | 106 |
| Shank Diameter | 3.1 |
| Substrate | HSS |
| Coated | Steam Tempered |
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: Dormer Pramet A110 HSS ST STRAIGHT SHANK LONG SERIES DRILLS DIN 340
View full collection →You are viewing DOR-A1103.1. Click any other SKU to view its full details.
| Product SKU | Drill Diameter | Flute Length | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|
| DOR-A110.5 | 0.50 | 12 | 32 | 0.5 | £9.76 | 2 days | |
| DOR-A110.6 | 0.60 | 15 | 35 | 0.6 | £8.60 | 2 days | |
| DOR-A110.7 | 0.70 | 21 | 42 | 0.7 | £7.84 | 2 days | |
| DOR-A1101/32 | 1/32 | 25 | 46 | 0.79 | £3.89 | 2 days | |
| DOR-A110.8 | 0.80 | 25 | 46 | 0.8 | £7.11 | 2 days | |
| DOR-A110.9 | 0.90 | 29 | 51 | 0.9 | £6.46 | 2 days | |
| DOR-A1101.0 | 1.00 | 33 | 56 | 1 | £3.86 | 2 days | |
| DOR-A1101.1 | 1.10 | 37 | 60 | 1.1 | £3.71 | 2 days | |
| DOR-A1101.2 | 1.20 | 41 | 65 | 1.2 | £3.77 | 2 days | |
| DOR-A1101.3 | 1.30 | 41 | 65 | 1.3 | £3.06 | 2 days | |
| DOR-A1101.4 | 1.40 | 45 | 70 | 1.4 | £3.44 | 2 days | |
| DOR-A1101.5 | 1.50 | 45 | 70 | 1.5 | £3.42 | 2 days | |
| DOR-A1101/16 | 1/16 | 50 | 76 | 1.59 | £3.30 | 2 days | |
| DOR-A1101.6 | 1.60 | 50 | 76 | 1.6 | £3.36 | 2 days | |
| DOR-A1101.7 | 1.70 | 50 | 76 | 1.7 | £2.99 | 2 days | |
| DOR-A1101.75 | 1.75 | 53 | 80 | 1.75 | £4.53 | 2 days | |
| DOR-A1101.8 | 1.80 | 53 | 80 | 1.8 | £3.18 | 2 days | |
| DOR-A1101.9 | 1.90 | 53 | 80 | 1.9 | £3.42 | 2 days | |
| DOR-A1105/64 | 5/64 | 56 | 85 | 1.98 | £3.42 | 2 days | |
| DOR-A1102.0 | 2.00 | 56 | 85 | 2 | £2.69 | 2 days | |
| DOR-A1102.05 | 2.05 | 56 | 85 | 2.05 | £4.33 | 2 days | |
| DOR-A1102.1 | 2.10 | 56 | 85 | 2.1 | £2.89 | 2 days | |
| DOR-A1102.2 | 2.20 | 59 | 90 | 2.2 | £3.07 | 2 days | |
| DOR-A1102.25 | 2.25 | 59 | 90 | 2.25 | £4.41 | 2 days | |
| DOR-A1102.3 | 2.30 | 59 | 90 | 2.3 | £3.18 | 2 days | |
| DOR-A1103/32 | 3/32 | 62 | 95 | 2.38 | £3.18 | 2 days | |
| DOR-A1102.4 | 2.40 | 62 | 95 | 2.4 | £3.86 | 2 days | |
| DOR-A1102.5 | 2.50 | 62 | 95 | 2.5 | £2.78 | 2 days | |
| DOR-A1102.6 | 2.60 | 62 | 95 | 2.6 | £3.86 | In Stock | |
| DOR-A1102.7 | 2.70 | 66 | 100 | 2.7 | £3.47 | 2 days | |
| DOR-A1107/64 | 7/64 | 66 | 100 | 2.78 | £3.47 | 2 days | |
| DOR-A1102.8 | 2.80 | 66 | 100 | 2.8 | £3.13 | 2 days | |
| DOR-A1102.9 | 2.90 | 66 | 100 | 2.9 | £3.42 | 2 days | |
| DOR-A1103.0 | 3.00 | 66 | 100 | 3 | £2.78 | 2 days | |
| DOR-A1103.1 Viewing | 3.10 | 69 | 106 | 3.1 | £3.30 | 2 days | |
| DOR-A1101/8 | 1/8 | 69 | 106 | 3.18 | £3.13 | 2 days | |
| DOR-A1103.2 | 3.20 | 69 | 106 | 3.2 | £3.13 | 2 days | |
| DOR-A1103.25 | 3.25 | 69 | 106 | 3.25 | £4.83 | 2 days | |
| DOR-A1103.3 | 3.30 | 69 | 106 | 3.3 | £3.36 | 2 days | |
| DOR-A1103.4 | 3.40 | 73 | 112 | 3.4 | £3.97 | 2 days | |
| DOR-A1103.5 | 3.50 | 73 | 112 | 3.5 | £3.27 | 2 days | |
| DOR-A1109/64 | 9/64 | 73 | 112 | 3.57 | £3.24 | 2 days | |
| DOR-A1103.6 | 3.60 | 73 | 112 | 3.6 | £3.24 | 2 days | |
| DOR-A1103.7 | 3.70 | 73 | 112 | 3.7 | £3.89 | 2 days | |
| DOR-A1103.75 | 3.75 | 73 | 112 | 3.75 | £5.20 | 2 days | |
| DOR-A1103.8 | 3.80 | 78 | 119 | 3.8 | £3.62 | 2 days | |
| DOR-A1103.9 | 3.90 | 78 | 119 | 3.9 | £3.31 | 2 days | |
| DOR-A1105/32 | 5/32 | 78 | 119 | 3.97 | £3.37 | 2 days | |
| DOR-A1104.0 | 4.00 | 78 | 119 | 4 | £3.37 | 2 days | |
| DOR-A1104.1 | 4.10 | 78 | 119 | 4.1 | £4.47 | 2 days | |
| DOR-A1104.2 | 4.20 | 78 | 119 | 4.2 | £3.86 | 2 days | |
| DOR-A1104.25 | 4.25 | 78 | 119 | 4.25 | £6.64 | 2 days | |
| DOR-A1104.3 | 4.30 | 82 | 126 | 4.3 | £4.16 | 2 days | |
| DOR-A11011/64 | 11/64 | 82 | 126 | 4.37 | £4.10 | 2 days | |
| DOR-A1104.4 | 4.40 | 82 | 126 | 4.4 | £4.33 | 2 days | |
| DOR-A1104.5 | 4.50 | 82 | 126 | 4.5 | £4.04 | 2 days | |
| DOR-A1104.6 | 4.60 | 82 | 126 | 4.6 | £4.41 | 2 days | |
| DOR-A1104.7 | 4.70 | 82 | 126 | 4.7 | £4.70 | 2 days | |
| DOR-A1104.75 | 4.75 | 82 | 126 | 4.75 | £6.98 | 2 days | |
| DOR-A1103/16 | 3/16 | 87 | 132 | 4.76 | £4.83 | 2 days | |
| DOR-A1104.8 | 4.80 | 87 | 132 | 4.8 | £4.83 | 2 days | |
| DOR-A1104.9 | 4.90 | 87 | 132 | 4.9 | £4.86 | 2 days | |
| DOR-A1105.0 | 5.00 | 87 | 132 | 5 | £4.33 | 2 days | |
| DOR-A1105.1 | 5.10 | 87 | 132 | 5.1 | £5.46 | 2 days | |
| DOR-A11013/64 | 13/64 | 87 | 132 | 5.16 | £5.09 | 2 days | |
| DOR-A1105.2 | 5.20 | 87 | 132 | 5.2 | £5.14 | 2 days | |
| DOR-A1105.25 | 5.25 | 87 | 132 | 5.25 | £8.33 | 2 days | |
| DOR-A1105.3 | 5.30 | 87 | 132 | 5.3 | £5.56 | 2 days | |
| DOR-A1105.4 | 5.40 | 91 | 139 | 5.4 | £4.68 | 2 days | |
| DOR-A1105.5 | 5.50 | 91 | 139 | 5.5 | £5.50 | 2 days | |
| DOR-A1107/32 | 7/32 | 91 | 139 | 5.56 | £5.56 | 2 days | |
| DOR-A1105.6 | 5.60 | 91 | 139 | 5.6 | £5.96 | 2 days | |
| DOR-A1105.7 | 5.70 | 91 | 139 | 5.7 | £5.41 | 2 days | |
| DOR-A1105.75 | 5.75 | 91 | 139 | 5.75 | £8.76 | 2 days | |
| DOR-A1105.8 | 5.80 | 91 | 139 | 5.8 | £5.50 | 2 days | |
| DOR-A1105.9 | 5.90 | 91 | 139 | 5.9 | £6.16 | 2 days | |
| DOR-A11015/64 | 15/64 | 91 | 139 | 5.95 | £6.25 | 2 days | |
| DOR-A1106.0 | 6.00 | 91 | 139 | 6 | £5.46 | 2 days | |
| DOR-A1106.1 | 6.10 | 97 | 148 | 6.1 | £6.52 | 2 days | |
| DOR-A1106.2 | 6.20 | 97 | 148 | 6.2 | £6.43 | 2 days | |
| DOR-A1106.25 | 6.25 | 97 | 148 | 6.25 | £10.40 | 2 days | |
| DOR-A1106.3 | 6.30 | 97 | 148 | 6.3 | £6.46 | 2 days | |
| DOR-A1101/4 | 1/4 | 97 | 148 | 6.35 | £6.16 | 2 days | |
| DOR-A1106.4 | 6.40 | 97 | 148 | 6.4 | £7.69 | 2 days | |
| DOR-A1106.5 | 6.50 | 97 | 148 | 6.5 | £6.98 | 2 days | |
| DOR-A1106.6 | 6.60 | 97 | 148 | 6.6 | £6.66 | 2 days | |
| DOR-A1106.7 | 6.70 | 97 | 148 | 6.7 | £7.92 | 2 days | |
| DOR-A11017/64 | 17/64 | 102 | 156 | 6.75 | £6.69 | 2 days | |
| DOR-A1106.75 | 6.75 | 102 | 156 | 6.75 | £8.44 | 2 days | |
| DOR-A1106.8 | 6.80 | 102 | 156 | 6.8 | £7.71 | 2 days | |
| DOR-A1106.9 | 6.90 | 102 | 156 | 6.9 | £8.34 | 2 days | |
| DOR-A1107.0 | 7.00 | 102 | 156 | 7 | £7.37 | 2 days | |
| DOR-A1107.1 | 7.10 | 102 | 156 | 7.1 | £12.25 | 2 days | |
| DOR-A1109/32 | 9/32 | 102 | 156 | 7.14 | £8.01 | 2 days | |
| DOR-A1107.2 | 7.20 | 102 | 156 | 7.2 | £10.90 | 2 days | |
| DOR-A1107.25 | 7.25 | 102 | 156 | 7.25 | £10.40 | 2 days | |
| DOR-A1107.3 | 7.30 | 102 | 156 | 7.3 | £11.26 | 2 days | |
| DOR-A1107.4 | 7.40 | 102 | 156 | 7.4 | £12.66 | 2 days | |
| DOR-A1107.5 | 7.50 | 102 | 156 | 7.5 | £9.07 | 2 days | |
| DOR-A1107.6 | 7.60 | 109 | 165 | 7.6 | £13.30 | 2 days | |
| DOR-A1107.7 | 7.70 | 109 | 165 | 7.7 | £12.39 | 2 days | |
| DOR-A1107.75 | 7.75 | 109 | 165 | 7.75 | £11.13 | 2 days | |
| DOR-A1107.8 | 7.80 | 109 | 165 | 7.8 | £10.79 | 2 days | |
| DOR-A1107.9 | 7.90 | 109 | 165 | 7.9 | £10.08 | 2 days | |
| DOR-A1105/16 | 5/16 | 109 | 165 | 7.94 | £8.85 | 2 days | |
| DOR-A1108.0 | 8.00 | 109 | 165 | 8 | £9.12 | 2 days | |
| DOR-A1108.1 | 8.10 | 109 | 165 | 8.1 | £13.59 | 2 days | |
| DOR-A1108.2 | 8.20 | 109 | 165 | 8.2 | £12.77 | 2 days | |
| DOR-A1108.25 | 8.25 | 109 | 165 | 8.25 | £14.03 | 2 days | |
| DOR-A1108.3 | 8.30 | 109 | 165 | 8.3 | £12.98 | 2 days | |
| DOR-A1108.4 | 8.40 | 109 | 165 | 8.4 | £12.08 | 2 days | |
| DOR-A1108.5 | 8.50 | 109 | 165 | 8.5 | £10.40 | 2 days | |
| DOR-A1108.6 | 8.60 | 115 | 175 | 8.6 | £15.82 | 2 days | |
| DOR-A1108.7 | 8.70 | 115 | 175 | 8.7 | £15.17 | 2 days | |
| DOR-A11011/32 | 11/32 | 115 | 175 | 8.73 | £11.08 | 2 days | |
| DOR-A1108.75 | 8.75 | 115 | 175 | 8.75 | £18.65 | 2 days | |
| DOR-A1108.8 | 8.80 | 115 | 175 | 8.8 | £15.18 | 2 days | |
| DOR-A1109.0 | 9.00 | 115 | 175 | 9 | £11.20 | 2 days | |
| DOR-A1109.1 | 9.10 | 115 | 175 | 9.1 | £15.94 | 2 days | |
| DOR-A1109.2 | 9.20 | 115 | 175 | 9.2 | £17.69 | 2 days | |
| DOR-A1109.3 | 9.30 | 115 | 175 | 9.3 | £19.00 | 2 days | |
| DOR-A1109.5 | 9.50 | 115 | 175 | 9.5 | £12.86 | 2 days | |
| DOR-A1103/8 | 3/8 | 121 | 184 | 9.52 | £13.00 | 2 days | |
| DOR-A1109.6 | 9.60 | 121 | 184 | 9.6 | £18.92 | 2 days | |
| DOR-A1109.7 | 9.70 | 121 | 184 | 9.7 | £17.95 | 2 days | |
| DOR-A1109.8 | 9.80 | 121 | 184 | 9.8 | £16.83 | 2 days | |
| DOR-A1109.9 | 9.90 | 121 | 184 | 9.9 | £16.40 | 2 days | |
| DOR-A11010.0 | 10.00 | 121 | 184 | 10 | £13.25 | 2 days | |
| DOR-A11010.1 | 10.10 | 121 | 184 | 10.1 | £18.79 | 2 days | |
| DOR-A11010.2 | 10.20 | 121 | 184 | 10.2 | £18.59 | 2 days | |
| DOR-A11010.25 | 10.25 | 121 | 184 | 10.25 | £20.29 | 2 days | |
| DOR-A11010.3 | 10.30 | 121 | 184 | 10.3 | £23.12 | 2 days | |
| DOR-A11013/32 | 13/32 | 121 | 184 | 10.32 | £15.49 | 2 days | |
| DOR-A11010.5 | 10.50 | 121 | 184 | 10.5 | £16.32 | 2 days | |
| DOR-A11010.75 | 10.75 | 128 | 195 | 10.75 | £20.57 | 2 days | |
| DOR-A11010.8 | 10.80 | 128 | 195 | 10.8 | £19.79 | 2 days | |
| DOR-A11011.0 | 11.00 | 128 | 195 | 11 | £17.91 | 2 days | |
| DOR-A1107/16 | 7/16 | 128 | 195 | 11.11 | £18.27 | 2 days | |
| DOR-A11011.5 | 11.50 | 128 | 195 | 11.5 | £19.41 | 2 days | |
| DOR-A11011.75 | 11.75 | 128 | 195 | 11.75 | £25.17 | 2 days | |
| DOR-A11012.0 | 12.00 | 134 | 205 | 12 | £21.10 | 2 days | |
| DOR-A11012.1 | 12.10 | 134 | 205 | 12.1 | £27.31 | 2 days | |
| DOR-A11012.25 | 12.25 | 134 | 205 | 12.25 | £30.37 | 2 days | |
| DOR-A11012.5 | 12.50 | 134 | 205 | 12.5 | £23.21 | 2 days | |
| DOR-A1101/2 | 1/2 | 134 | 205 | 12.7 | £23.85 | 2 days | |
| DOR-A11013.0 | 13.00 | 134 | 205 | 13 | £24.03 | 2 days | |
| DOR-A11017/32 | 17/32 | 140 | 214 | 13.49 | £32.33 | 2 days | |
| DOR-A11013.5 | 13.50 | 140 | 214 | 13.5 | £33.29 | 2 days | |
| DOR-A11014.0 | 14.00 | 140 | 214 | 14 | £27.95 | 2 days | |
| DOR-A1109/16 | 9/16 | 144 | 220 | 14.29 | £36.02 | 2 days | |
| DOR-A11014.5 | 14.50 | 144 | 220 | 14.5 | £36.89 | 2 days | |
| DOR-A11015.0 | 15.00 | 144 | 220 | 15 | £33.74 | 2 days | |
| DOR-A11015.5 | 15.50 | 149 | 227 | 15.5 | £54.72 | 2 days | |
| DOR-A1105/8 | 5/8 | 149 | 227 | 15.88 | £46.97 | 2 days | |
| DOR-A11016.0 | 16.00 | 149 | 227 | 16 | £40.31 | 2 days | |
| DOR-A11016.5 | 16.50 | 154 | 235 | 16.5 | £58.82 | 2 days | |
| DOR-A11017.0 | 17.00 | 154 | 235 | 17 | £48.79 | 2 days | |
| DOR-A11017.5 | 17.50 | 158 | 241 | 17.5 | £67.49 | 2 days | |
| DOR-A11018.0 | 18.00 | 158 | 241 | 18 | £50.62 | 2 days | |
| DOR-A11018.5 | 18.50 | 162 | 247 | 18.5 | £84.82 | 2 days | |
| DOR-A11019.0 | 19.00 | 162 | 247 | 19 | £61.56 | 2 days | |
| DOR-A1103/4 | 3/4 | 166 | 254 | 19.05 | £71.14 | 2 days | |
| DOR-A11019.5 | 19.50 | 166 | 254 | 19.5 | £112.63 | 2 days | |
| DOR-A11020.0 | 20.00 | 166 | 254 | 20 | £69.77 | 2 days | |
| DOR-A11021.0 | 21.00 | 171 | 261 | 21 | £87.10 | 2 days | |
| DOR-A11022.0 | 22.00 | 176 | 268 | 22 | £93.02 | 2 days | |
| DOR-A1107/8 | 7/8 | 176 | 268 | 22.22 | £98.04 | 2 days | |
| DOR-A1101 | 25.40 | 190 | 290 | 25.4 | £117.65 | 2 days |
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