Wera Step Drill Bit 4-20mm 843 1/4" Hex Shank Power_20W This saves a significant amount

This saves a significant amount of time when checking for timing chain stretch and wear

as supplied with Model No

1 single-pole phase tester 247

2mm x 10pcs

Wera Step Drill Bit 4-20mm 843 1/4" Hex Shank Power_20W This saves a significant amountWera Step Drill Bit 4 20mm 843 1 4" Hex Shank 9 drill steps increasing by 2 mm For material with a maximum thickness of 4. 5 mm With edge breaker (sheet metal deburrer) at diameter 10 For 1 mm sheet metal 1 4" hexagon suitable for holders as per DIN ISO 1173 D 6. 3 High quality stepped drill bit by Wera. 9 drill steps increasing by 2 mm for material with a maximum thickness of 4. 5 mm. Comes with edge breaker for 1 mm sheet metal. " hexagon, suitable