Bephee 1Set/3Pcs Sprial High Speed Steel Large Hss Step Cone Drill Bit 6542/M2 Hole Cutter

Description

Specification: Material: HSS 6542 / M2 (used in hardness 28¡ãbelow the workpiece for, such as aluminum, stainless steel) Specification: 4-12mm x 5 step (4,6,8,10,12mm) 4-20mm x 9 step (4,6,8,10,12,14,16,18,20mm) 4-20mm x 15 step (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm) Surface treatment: Titanium Color:Golden Package List: 1 x HSS Steel Sprial Step Cone Drill 4-12mm 1 x HSS Steel Sprial Step Cone Drill 4-20mm 1 x HSS Steel Sprial Step Cone Drill 4-32mm