
DeWalt DWA1786IR IMPACT READY Step Drill Bit, 3/16 IN to 7/8 IN, 1/4 IN Hex Shank
DeWalt DWA1786IR IMPACT READY titanium nitride step drill bit, 3/16 IN to 7/8 IN, with 1/4 IN hex shank.
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Product details
The DeWalt DWA1786IR IMPACT READY step drill bit drills and enlarges holes in sheet metal from 3/16 IN up to 7/8 IN with a single bit. It carries a titanium nitride coating, a split point tip that resists walking at the start of the hole, and a double-spiral two-flute design that clears chips as it cuts. The 1/4 IN hex shank locks into impact drivers — the bit is rated for impact use as well as standard rotary drills. Sometimes called a unibit or step bit; sold individually.
- Brand
- DeWalt
- SKU / MPN
- DEWADWA1786IR
Product Specifications
- Stepped sizes from 3/16 IN through 7/8 IN
- 1/4 IN hex shank rated for impact drivers as well as rotary drills
- Titanium nitride coating
- Split point tip resists walking at the start of the hole
- Double-spiral two-flute design clears chips while cutting
- Also called a unibit, step bit or sheet-metal hole enlarger
- Sold individually per each
- Shipping weight: 0.22 lb



