References
Dormer:A720.5
Rubix:1064262
EAN:7320760045114
Technical specifications
| Drilling diameter | 0.5 mm |
|---|---|
| Total length | 25 mm |
| Length of cut | 4 mm |
Product details : DORMER A720.5 DRILL 0.50 MM 5971139
HSS-E micro drill with standard shank DIN 1899 N 118° uncoated 2.5xD for steel <850 N/mm² and cast iron.
DRILL 0,50 EXTRA SHORT QC A720 HSCO SIZE UE=10
Applications
• Free-cutting steel / mild steel (<120 HB <400 N/mm²)
• Structural steel / engineering steel (<200 HB <700 N/mm²)
• Carbon steel (<250 HB <850 N/mm²)
• Alloy steel (<250 HB <850 N/mm²)
• Cast iron lamellar (<150 HB >500 N/mm²)
• Cast iron lamellar (>150<300 HB >500<1000 N/mm²)
• Structural steel / engineering steel (<200 HB <700 N/mm²)
• Carbon steel (<250 HB <850 N/mm²)
• Alloy steel (<250 HB <850 N/mm²)
• Cast iron lamellar (<150 HB >500 N/mm²)
• Cast iron lamellar (>150<300 HB >500<1000 N/mm²)
Technical specifications
Attributes
| Drilling diameter | 0.5 mm |
|---|---|
| Total length | 25 mm |
| Length of cut | 4 mm |
| Shank type | cylindrical |
| Din standard | din 1899 |
| Coating | bright (clear) |
| Ratio of diameter to length of drill hole | 0.125 |
| Angle of helix | 35 ° |
| Tail | cylindrical shank, ø 1,0 mm |
| Internal cooling | no |
| Direction of cutting | right |
| Body material | hss-co |
| Machining material | steel and cast iron |
| Cutting material | hss-co |
| Tip angle | 118 ° |
| Tail diameter | 1 mm |
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£ 90.00 excl. VAT
/ 10 pieces
£ 108.00 incl. VAT
- Usually arrives within 14 working days