Lefthand twist drill bit DIN 1897 HSCO TIN head type LN
Twist drill HSCo DIN 1897 left-hand cutting TiN
DRL-TWST-MET-LEFT-HSCO-TH-D8,7MM
ZEBRA
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Precise drilling
The sturdy twist drill with its short design provides for quick drilling
Self-centering
The crosswise grinding ensures an excellent centering effect even on round materials, eliminating the need for center-punching or piloting
Long tool life
Thanks to HC (High Speed Cutting) grinding and the related precise cutting geometry, a constant drilled-hole quality is ensured with simultaneous high precision and a long tool life
TIN (Titan-Nitrid) coated
HSCO Steel has a maximum application temperature of 500º. The TIN coating increase the heat resistance up to 600º, which causes up to 3 times more tool life in comparison with a none coated HSCO drill
Datasheets(X)
Steel and stainless steel
Material to be processed | Steel, Stainless steel |
Standard / drilling depth | DIN 1897 / 3xD |
Diameter (Ø) | 8.7 mm |
Length (l1) | 85 mm |
Chip flute length (l2) | 41 mm |
Shank style | Cylindrical |
Surface | TiN |
Cutting material | HSCo |
Suitable for drill (points system) | 3 of 4 points |
Suitable for cordless drills (points system) | 3 of 4 points |
Suitable for upright drilling machine (points system) | 4 of 4 points |
Suitable for milling-drilling centre (points system) | 4 of 4 points |
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