Irwin Speedbor Spade Bit Sets (6 EA / CT) Specifications
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Applicable Materials:Wood
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Cutting Diam [Nom]:1/2 in; 3/4 in; 1 in
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Includes:1/2 in; 3/4 in; 1 in
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Length [Nom]:4 3/4 in
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Quantity:3 per set
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Shank Diam [Nom]:1/4 in
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Shank Length [Nom]:4 in
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Type:Boring Bit Set
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Wt.:0 lb
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Description
Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bits
Double cutting spurs scribe the outside of the hole reducing breakout
10% larger shank for added durability
Grooved hex shank prevents slipping in drill chuck or bit extension
Double cutting spurs scribe the outside of the hole reducing breakout
10% larger shank for added durability
Grooved hex shank prevents slipping in drill chuck or bit extension