Rennsteig (distributed through Knipex) Screw Extractor Set, Double Edged
Sizes: 1, 2, 3, 4, 5
The new generation of Screw Extractors, Tapered flute design
Made of high-strength steel (chrome vanadium) for greater resistance to breaking and rounding out
For unscrewing ruined screws and bolts without damaging threads
Can be turned in clockwise or counterclockwise direction (for right-and left-hand threads)
Extractor being driven into the bore hole for firm and safe hold
With center punch pin
Non-slip and dual-edged engagement with the screw or bolt to be removed
Unique hex shank design works well with all standard hex sockets and extensions or box wrenches, eliminating the problem of rounded corners
Surface: burnished, cutting edges polished
Industrial quality
| Article No. | Size | Drill diameter (inch) | Drill diameter (mm) | Hex Shank (inch) |
Screw size (inch) | Screw size | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Min | Max | Min | Max | Min | Max | Min | Max | |||
| Double Edged | ||||||||||
| 471 001 3 | 1 | 1/8 | 3/16 | 3.2 | 4.8 | 1/4 | 3/16 | 1/4 | M5 | M6 |
| 471 002 3 | 2 | 3/16 | 9/32 | 4.8 | 7.1 | 3/8 | 5/16 | 3/8 | M8 | M10 |
| 471 003 3 | 3 | 1/4 | 3/8 | 6.4 | 9.5 | 1/2 | 7/16 | 1/2 | M10 | M12 |
| 471 004 3 | 4 | 11/32 | 1/2 | 8.7 | 12.7 | 5/8 | 1/2 | 9/16 | M12 | M16 |
| 471 005 3 | 5 | 7/16 | 5/8 | 11.1 | 15.9 | 3/4 | 5/8 | 3/4 | M16 | M20 |
| 471 006 3 | 6 | 9/16 | 3/4 | 14.3 | 19.1 | 7/8 | 7/8 | 1 | M20 | M24 |
| 471 007 3 | 7 | 3/4 | 15/16 | 19.1 | 23.8 | 1 | 1 | >1 | – | M30 |
| 471 900 3 | Double Edged Screw Extractor 5 Pieces in Vinyl Pouch Set (Size 1-5) | |||||||||
| 471 901 3 | Double Edged Screw Extractor 5 Pieces in Metal Case Set (Size 1-5) | |||||||||
| 471 903 3 | Double Edged Screw Extractor 3 Pieces in Plastic Tube Set (Size 1-3) | |||||||||
| 471 904 3 | Double Edged Screw Extractor 5 Pieces in Plastic Tube Set (Size 1-5) | |||||||||
