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Hand Tools and Hardware Tools | Machinery and Engineering Tools | Measuring and Testing Instruments | Measuring Tools
4 Flutes Spiral Step Drill Bit
Product Numbers: STDR-10401
Product Specifications: 4-12mm, 4-20mm, 20-30mm
Product Remark: 5-16 steps
Spiral Flute HSS Step Drill Bits With Two Relief
Product Numbers: STDR-30201
Product Specifications: 4-12 6-40
Product Units: Spiral Flute
Product Remark: Two relief Angle
HSS Step Drill With 1/4 Shank Hexagon
Product Numbers: STDR-11001
Product Specifications: 4-12mm 4-20mm, 4-30mm
Product Units: 9-14 stpes.
Product Remark: Flexible cord hand drills
Step Drill with Straight Flute
Product Numbers: STDR-20001
Product Specifications: 4-12mm, 4-20mm 5-35mm
Product Units: CBN high ground surface
Product Remark: China Top quality step drill
Step Drill Bits with Spiral Flute
Product Numbers: STDR-10001
Product Specifications: 4-12,20-30
Product Units: CBN fully ground
Product Remark: For Drilling
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