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DeWALT DWA1269 Cobalt Drill Bit Set 29-Piece

Best DeWALT cobalt set. Its case rests on deWALT brand cobalt bit set at lower price than Irw in and included case with indexed storage for all 29 bits. One caveat, cobalt percentage not specified - likely M35 (5%) vs Irw in M42 (8%).

✎ PickHonest Research Desk▦ Updated October 15, 2026◷ 3 min read

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Best Dewalt

DeWALT DWA1269 Cobalt Drill Bit Set 29-Piece

DeWALT

Best DeWALT cobalt set. Its case rests on deWALT brand cobalt bit set at lower price than Irw in and included case with indexed storage for all 29 bits. One caveat, cobalt percentage not specified - likely M35 (5%) vs Irw in M42 (8%).

  • Cobalt steel
  • 29-piece
  • 135-degree tip
  • DeWALT case

Pros

  • DeWALT brand cobalt bit set at lower price than Irwin
  • Included case with indexed storage for all 29 bits
  • DeWALT quality consistent with their power tools

Cons

  • Cobalt percentage not specified - likely M35 (5%) vs Irw in M42 (8%)
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Where the DeWALT DWA1269 Cobalt Drill Bit Set 29-Piece ranks

Best picksBest Drill Bits for Hardened Steel 2026: 10 Cobalt and Carbide BitsOur top pick for drill bits for hardened steel is the Irw in Cobalt Drill Bit Set 29-Piece (M42 cobalt with 8% cobalt content - highest cobalt grade for hardened steel).