1.25 inch diameter
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Bosch DSB1017B Daredevil Standard Spade Bits, 1-1/4 in x 6 in, 1/4 in Hex Shank, Pack of 25
$5.57Features:
- Fast wood drilling up to 10X faster than conventional spade bits
- Fully threaded tip pulls the bit through wood for speed
- Contoured paddle design accelerates chip removal
- Spur-and-reamer tips for cleaner hole entry and reduced blowout
- 1/4 in. shank; 1-1/4 in. diameter; 6 in. length; 25 pieces
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B-61531 1‑1/4″ x 36″ SDS‑MAX Bit, 6‑Cutter
$142.89Features
- 6-cutter bit tip is engineered for drilling in reinforced concrete
- Centering tip features a more aggressive design for faster hole starting
- Central guiding action engineered for more accurate holes
- Aggressive head geometry in primary cutter engineered for use in concrete
- Engineered for reduced vibration
- 31″ usable length
- For use with Rotary Hammers that accept SDS-MAX shank bits
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B-61525 1‑1/4″ x 21″ SDS‑MAX Bit, 6‑Cutter
$74.48Features
- 6-cutter bit tip is engineered for drilling in reinforced concrete
- Centering tip features a more aggressive design for faster hole starting
- Central guiding action engineered for more accurate holes
- Aggressive head geometry in primary cutter engineered for use in concrete
- Engineered for reduced vibration
- 16″ usable length
- For use with Rotary Hammers that accept SDS-MAX shank bits
