Cheap step drill bit, Buy Quality drill bit directly from China large step drill Suppliers: NEW M35 HSS-Co LARGE STEP DRILL BIT TRIANGLE SHANK MULTIPLE HOLE 4-32MM
Cobalt coated to lower friction and running temperature, prolong its lifetime. Applicable for drilling those workpieces that hardness is higher, such as carbon steel plate, sheet iron, insulation board, etc. Full manufactured with CBN grinding, high wear resistance, high toughness, high strength flexural, high machining precision requirement. No need center punch, compared with the ordinary twist drill, it is not easy to be break down and it can be used for deburring, chamfering and opening hole.
Material: M35(HSS-Co) Shank shape: Triangle Shank Step quantity(steps) Step diameter(mm) Shank Diameter Weight
15 4,6,8,10,12,14,16,18,20,22,24,26,28,30,32 10mm 176g
1x HSS Cobalt Straight Groove Step Drill Bit
Tags: step drill bit, drill bit, large step drill, Cheap step drill bit, High Quality drill bit, China large step drill Suppliers.
|Package Weight||0.15kg (0.33lb.)|
|Package Size||5cm x 5cm x 5cm (1.97in x 1.97in x 1.97in)|
|Type||Core Drill Bit|