• DWC SD01H5-020 Step Drill
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DWC SD01H5-020 Step Drill

DWC SD01H5-020 Step Drill

DWC SD01H5-020 Step Drill is a multi-diameter step drill designed to bore progressively sized holes in a single operation, sourced direct from Korea.

Key features

  • Step drills like this are widely used in sheet metal fabrication, electrical panel work, and HVAC installations where clean, burr-free holes of varying diameters are needed without tool changes
338-0864 MPN: SD01H5-020 | M2*90° | Spec: 2 | Overall Length: 45 | d1: 2.2 | d2: 4.6 | Shank Diameter: 4 | Small Diameter Length: 6
338-0873 MPN: SD01H5-025 | M2.5*90° | Spec: 2.5 | Overall Length: 45 | d1: 2.7 | d2: 5.7 | Shank Diameter: 5 | Small Diameter Length: 7
338-0882 MPN: SD01H5-030 | M3*90° | Spec: 3 | Overall Length: 45 | d1: 3.2 | d2: 6.5 | Shank Diameter: 6 | Small Diameter Length: 9
338-0891 MPN: SD01H5-035 | M3.5*90° | Spec: 3.5 | Overall Length: 50 | d1: 3.7 | d2: 7.6 | Shank Diameter: 7 | Small Diameter Length: 10
338-0907 MPN: SD01H5-040 | M4*90° | Spec: 4 | Overall Length: 50 | d1: 4.3 | d2: 8.6 | Shank Diameter: 8 | Small Diameter Length: 11
338-0916 MPN: SD01H5-050 | M5*90° | Spec: 5 | Overall Length: 55 | d1: 5.3 | d2: 10.4 | Shank Diameter: 10 | Small Diameter Length: 13
338-0925 MPN: SD01H5-060 | M6*90° | Spec: 6 | Overall Length: 63 | d1: 6.4 | d2: 12.4 | Shank Diameter: 10 | Small Diameter Length: 15
338-0934 MPN: SD01H5-080 | M8*90° | Spec: 8 | Overall Length: 100 | d1: 8.4 | d2: 16.4 | Shank Diameter: 12 | Small Diameter Length: 19
338-0943 MPN: SD01H5-100 | M10*90° | Spec: 10 | Overall Length: 110 | d1: 10.5 | d2: 20.4 | Shank Diameter: 12 | Small Diameter Length: 23
338-0952 MPN: SD01H5-120 | M12*90° | Spec: 12 | Overall Length: 120 | d1: 13.0 | d2: 25.0 | Shank Diameter: 12 | Small Diameter Length: 28
Step DrillsDWC
10 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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DWC SD01H5-020 Step Drill

Brand DWC·Step Drills

Available part numbers (10)

338-0864, 338-0873, 338-0882, 338-0891, 338-0907, 338-0916, 338-0925, 338-0934, 338-0943, 338-0952

How to order

Send the DWC part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
338-0864MPN: SD01H5-020 | M2*90° | Spec: 2 | Overall Length: 45 | d1: 2.2 | d2: 4.6 | Shank Diameter: 4 | Small Diameter Length: 6
338-0873MPN: SD01H5-025 | M2.5*90° | Spec: 2.5 | Overall Length: 45 | d1: 2.7 | d2: 5.7 | Shank Diameter: 5 | Small Diameter Length: 7
338-0882MPN: SD01H5-030 | M3*90° | Spec: 3 | Overall Length: 45 | d1: 3.2 | d2: 6.5 | Shank Diameter: 6 | Small Diameter Length: 9
338-0891MPN: SD01H5-035 | M3.5*90° | Spec: 3.5 | Overall Length: 50 | d1: 3.7 | d2: 7.6 | Shank Diameter: 7 | Small Diameter Length: 10
338-0907MPN: SD01H5-040 | M4*90° | Spec: 4 | Overall Length: 50 | d1: 4.3 | d2: 8.6 | Shank Diameter: 8 | Small Diameter Length: 11
338-0916MPN: SD01H5-050 | M5*90° | Spec: 5 | Overall Length: 55 | d1: 5.3 | d2: 10.4 | Shank Diameter: 10 | Small Diameter Length: 13
338-0925MPN: SD01H5-060 | M6*90° | Spec: 6 | Overall Length: 63 | d1: 6.4 | d2: 12.4 | Shank Diameter: 10 | Small Diameter Length: 15
338-0934MPN: SD01H5-080 | M8*90° | Spec: 8 | Overall Length: 100 | d1: 8.4 | d2: 16.4 | Shank Diameter: 12 | Small Diameter Length: 19
338-0943MPN: SD01H5-100 | M10*90° | Spec: 10 | Overall Length: 110 | d1: 10.5 | d2: 20.4 | Shank Diameter: 12 | Small Diameter Length: 23
338-0952MPN: SD01H5-120 | M12*90° | Spec: 12 | Overall Length: 120 | d1: 13.0 | d2: 25.0 | Shank Diameter: 12 | Small Diameter Length: 28

Need a different model, or a part not listed here? Send us your parts list →

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