Thread crown & adapter set M4 - M12, 7 pcs. COMBI-SET

Usage:
Set of thread crowns for process-safe removal of broken taps. The 3 or 4 ridges thread crowns are inserted into the flute of the broken tap and can thus be unscrewed without further damage by turning them against the direction of the thread.
The 7-piece tap & crown holding adapter set enables safe operation & working in hard-to-reach positions.


further details:

Thread size: ridges
1 = M4 (5/32") 3
2 = M5 (3/16") 3
3 = M6 (1/4") 3
4 = M8 (5/16") 3
5 =M10 (3/8") 4
6 = M12 (1/2") 4

Tap holding adapters no. 1-3:
Drive: ¼" + 12 mm

Tap holding adapters no. 4-7:
Drive: 3/8" + 17 mm