M40CO1/4 Stub Drill
Item #:
25RCMC
Product Info
39920
Stub length drill with straight shank, diameter 0.2500” (1/4) with an overall length of 2.1/2” and flute length of 1.3/8” according to ANSI standard with 135° split point, cobalt based HSS-E with bronze finish for 2.5xD drilling without pecking in steel, stainless steel, cast iron and super-alloy
Stub Drill
Item Specifications
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Drill point 135°
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ANSI
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0.01
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100
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0.01
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Bronze
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Brazil
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1/4
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0.25
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6.35
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.2500in
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2
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11.74
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Right
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Primary use
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2 1/2in
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1.3/8
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1 3/8in
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Primary use
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Cobalt
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K - Cast Iron(castings of iron and carbon alloys with >
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2% carbon content), M - Stainless steel(corrosion resistant steels with = 11% chromium content), P - Steel and cast steel(steels with alloy content = 10% and a hardness of <
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45HRC), S - High-temperature alloys(superalloys with high temperature stength and corrosion resistant surpassing that of stainless steel)
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HSS-E
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Possible use
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63.5
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2.1/2
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2.5
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Primary use
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135
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Inch
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Stub Drill
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Cylindrical shank
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1/4in
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Inch
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2.5
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0.03 lbs per EA