101051
RUKO GmbH
STEP DRILL 4-20MMX2MM; Drill Bit Size Metric:4mm; Drill Bit Size Imperial:-; Effective Length:-; Overall Length:75mm; Product Range:-; Drill Bit Type:Step; Drill Point Diameter:4mm; Material:HSS; Shank Dia:8mm; Step:2mm
102409
RUKO GmbH
COUNTERBORE HSS M4; Drill Bit Size Metric:8mm; Drill Bit Size Imperial:-; Effective Length:-; Overall Length:71mm; Product Range:-; Drill Bit Type:Counterbore; Drill Point Diameter:4.5mm; External Diameter:8mm; Material:HSS; Pilot Hole Diameter:4.5mm; Range:M4; Shank Dia:5mm; Shank Size:5.0mm; Standard:BS328 Part 5 ISO DIN373