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Ruko ULTIMATECUT step drill HSS RUnaTEC with FLOWSTEP® No.28H238090
Ruko ULTIMATECUT Multidrill HSS RUnaTEC, spiral fluted with turbo tip L31U708097
Ruko Step drills HSS spiral fluted with split point no. 15F400340
Ruko Step drills HSS spiral fluted with split point no. 37U316845
Ruko Step drill HSS spiral fluted with split point short design no. 16Y333291
Ruko Step drills HSS spiral fluted with split point no. 26E780122
Ruko ULTIMATECUT step drill HSS RUnaTEC with FLOWSTEP® No.11F652008
Ruko ULTIMATECUT Multidrill HSS RUnaTEC, spiral fluted with turbo tip S18P447356
Bahco Step Drills for Metal sheet 4 mm-22 mm1L807704
Tecwerk Step drill drill. range 4-30 mm HSS spiral-grooved no. of cutters 2 no. of steps3U373774
Tecwerk Step drill set dm 4-12/4-20/4-30 mm HSS spiral-grooved 3-part plastic box TECWER9G721030