Professional 5mm 12mm Drill Bits / Solid Carbide Drill Bits For Hardened Steel
| Place of Origin: | Zhejiang |
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Company Profile
| Location: | Hangzhou, Zhejiang, China (Mainland) |
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| Business Type: | Manufacturer |
| Main Products: | TCT Circular Saw Blade, Wood Cutting Circular Saw Blades, Aluminum Cutting Saw Blades |
Product Detail
| Model No.: | YEYI-CDB |
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Product Description
12mm Ladder HSS drills With Two Drill Pars / Carbide Drill Bits For Furniture Industry
Ladder drill is consist of two drill parts in different diameters. The independent flutes and edges could ensure the precise size and concentricity. The materials could be changed according to the different materials processing.
Ladder HSS drills
| Code. | D1 | D2 | L | L1 | L2 | φ | Fit with the thread arbor |
| XY10025070 | 2.5 | 3.4 | 70 | 39 | 8.8 | 90° | M3 |
| XY10033080 | 3.3 | 4.5 | 80 | 47 | 11.4 | 90° | M4 |
| XY10042093 | 4.2 | 5.5 | 93 | 57 | 13.6 | 90° | M5 |
| XY10050101 | 5 | 6.6 | 101 | 63 | 16.5 | 90° | M6 |
| XY10068125 | 6.8 | 9 | 125 | 81 | 21 | 90° | M8 |
| XY10085142 | 8.5 | 11 | 142 | 94 | 25.5 | 90° | M10 |
| XY10102160 | 10.2 | 13.5 | 160 | 108 | 30 | 90° | M12 |
| XY10012178 | 12 | 15.5 | 178 | 120 | 34.5 | 90° | M14 |
| Code. | D1 | D2 | L | L1 | L2 | φ | Fit with the thread arbor |
| XY10068162 | 6.8 | 9 | 162 | 81 | 21 | 90° | 1# |
| XY10085175 | 8.5 | 11 | 175 | 94 | 25.5 | 90° | 1# |
| XY11102189 | 10.2 | 13.5 | 189 | 108 | 30 | 90° | 1# |
| XY11012218 | 12 | 15.5 | 218 | 120 | 34.5 | 90° | 2# |
| XY11014228 | 14 | 17.5 | 228 | 130 | 38.5 | 90° | 2# |
| XY11155238 | 15.5 | 20 | 238 | 140 | 43.5 | 90° | 2# |
| XY11175248 | 17.5 | 22 | 248 | 150 | 47.5 | 90° | 2# |
| XY11195281 | 19.5 | 24 | 281 | 160 | 51.5 | 90° | 3# |
| XY11021286 | 21 | 26 | 286 | 165 | 56.6 | 90° | 3# |
| XY11024296 | 24 | 30 | 296 | 175 | 62.5 | 90° | 3# |
| XY11365334 | 26.5 | 33 | 334 | 185 | 70 | 90° | 4# |