Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF.
Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.
Metal index case with size chart for easy bit access and identification.
Includes 10pcs 1/4-inch drill bit.
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135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking. |
Three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience. |
Standard straight shank compatible with most power drill tools, proper fit and stable. |
1/8 in. | 1/4 in. | 3/8 in. | 1/2 in. | 1/16 in. to 3/8 in. | 1/16 in. to 1/2 in. | |
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Customer Reviews |
4.2 out of 5 stars
133
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4.5 out of 5 stars
97
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4.4 out of 5 stars
43
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4.3 out of 5 stars
52
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4.1 out of 5 stars
150
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4.3 out of 5 stars
177
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Price | $14.99$14.99 | $21.99$21.99 | $27.99$27.99 | $46.99$46.99 | $44.99$44.99 | $89.99$89.99 |
QTY | 10PCS | 10PCS | 5PCS | 5PCS | 21PCS | 29PCS |
SIZE CHART | 1/8" | 1/4" | 3/8" | 1/2" | 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8" | 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2" |
TYPE | HSS 5% Cobalt | HSS 5% Cobalt | HSS 5% Cobalt | HSS 5% Cobalt | HSS 5% Cobalt | HSS 5% Cobalt |
APPLICATION | Hardened Steel | Hardened Steel | Hardened Steel | Hardened Steel | Hardened Steel | Hardened Steel |