Chatterless Countersink 90° Six Flute 1/4"
(Pack of
1)
Centerline Angle 45°, Included Angle 90°
• Staggered cutting edges inhibit the occurrence of resonant or harmonic vibration
• No break-in period required
• Made of M2 high-speed steel
• Made in USA
45° Centerline Angle
• Can be used in drill presses, screw machines, automatics, lathes, hand tools or special set-ups
NOTE: Use of a good quality cutting fluid is recommended.
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.
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California Proposition 65: WARNING: Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
Catalog page#: 11-33
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Product Description
Centerline Angle 45°, Included Angle 90°• Staggered cutting edges inhibit the occurrence of resonant or harmonic vibration
• No break-in period required
• Made of M2 high-speed steel
• Made in USA
45° Centerline Angle
• Can be used in drill presses, screw machines, automatics, lathes, hand tools or special set-ups
NOTE: Use of a good quality cutting fluid is recommended.
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.
Technical Specifications
| Item#: | 57142 |
|---|---|
| Type | Countersink |
| Body Diameter | 1/4 " |
| Flutes | Six |
| Included Angle | 90 ° |
| Centerline Angle | 45 ° |
| Shank Size | 1/4 " |
| Shank Length | 13/16 " |
| Overall Length | 2 " |
| For Screw Size | No. 0 - No. 3 |
| Maximum RPM (Aluminum) | 2,130 RPM |
| Maximum RPM (Cast Iron or Mild Steel) | 1,060 RPM |
| Material | M2 High Speed Steel |
| UNSPSC #: | 23241603 |
| TAA Compliant: | Yes |
| Weight: | 0.05 lb |
Product Restrictions
California Proposition 65: WARNING: Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
