
ITM Holemaker Straight Step Drill Bits
Holemaker by ITM · Beyond Tools
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Selected size range: 4-12mm · Available
size range: 4-12mm — Available. The price shown is for this option. We've recorded it as low as $42.
In stock when we last checked on 13 Aug 2026. Prices change — confirm on the store's page before buying.
Price history
We started tracking this on 13 Aug 2026 and have recorded a single price so far. The chart appears once we've seen the price move.
Description
The Titanium Nitride coating significantly increases the tool life by providing the following benefits:
- Increased surface hardness to 85HRC.
- Ceramic surface, reducing friction by up to 30%.
- Especially resistant to cold welding.
- Suitable for cutting a wide range of materials
Variants
Code Product Name Specifications
SDST4-12MM
HOLEMAKER STEP DRILL STRAIGHT FLUTE 4-12MM
Sizes: 4, 5, 6, 7, 8, 9, 10, 11, 12mm Step Length: 3.75mm Overall Length: 65.5mm Shank Diameter: 6mm
SDST4-20MM
HOLEMAKER STEP DRILL STRAIGHT FLUTE 4-20MM
Sizes: 4, 6, 8, 10, 12, 14, 16, 18, 20mm Step Length: 4.0mm Overall Length: 75.0mm Shank Diameter: 8mm
SDST5-25MM
HOLEMAKER STEP DRILL STRAIGHT FLUTE 5-25MM
Sizes: 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25mm Step Length: 4.0mm Overall Length: 81.8mm Shank Diameter: 10mm
SDST6-30MM
HOLEMAKER STEP DRILL STRAIGHT FLUTE 6-30MM
Sizes: 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30mm Step Length: 3.75mm Overall Length: 97.0mm Shank Diameter: 12mm
Details
- Size Range
- 4-12mm · 4-20mm · 5-25mm · 6-30mm
- Weight
- 480 g
- Variants
- 4 of 4 in stock
Variants
| Option | Price | Status |
|---|---|---|
| size range: 4-12mm | $42 | Available |
| size range: 4-20mm | $46 | Available |
| size range: 5-25mm | $61.30 | Available |
| size range: 6-30mm | $139 | Available |
- Store
- Beyond Tools
- Brand
- Holemaker by ITM
- SKU
- 8725934
- Category
- Drills & Drivers
- First tracked
- 13 Aug 2026
- Last checked
- 13 Aug 2026














