Punta in metallo duro ø8.50 mm 15D
Punta con refrigerazione interna

At 15× diameter, this drill enters territory typically reserved for gun drills or BTA deep-hole systems — but at a fraction of the setup complexity. Purpose-engineered for crankshaft oil passages, long tie bolts, and heat-exchanger tube sheets. Full-diameter internal coolant delivery is mandatory.

Scanalatura 160,00 mmCodolo ø10,00 mmLunghezza totale 204,00 mmPunta 140°Rivestimento TiAlNMOQ 1 pz

Richiedi prezzo e disponibilità

Prezzo di riferimento

97,85 €

Prezzo fabbrica rif. (EUR)

Basato sul costo barra al 2026-07-10. Il preventivo finale può variare.

ø8.50mm 15D Coolant Drill

SKU: SCD-CTD-15D-D850

✓ Prezzo diretto di fabbrica

✓ MOQ 1 pezzo, misure stock in 1–5 giorni

✓ Lunghezze e diametri speciali disponibili

Specifiche tecniche

Diametro taglio (D1 h7)ø8,50 mm
Equivalente imperiale0.3346"
Lunghezza scanalatura (L2)160,00 mm
Diametro codolo (D2 h6)ø10,00 mm
Lunghezza totale (L1)204,00 mm
Rapporto profondità15D (15× diameter)
Angolo punta140°
Angolo elica30°
Numero taglienti2
RivestimentoTiAlN / TiSiN Oerlikon Balzers BALINIT®
SubstratoK10/K20 Solid Carbide 10% Co binder
RefrigerazioneInternal twin-channel
TolleranzaDIN 1414 · ISO 5419
MOQ1 pezzo
Tempo standard1–5 giorni lavorativi
Tempo speciale5–15 giorni lavorativi

15D Dimensional Drawing

D1 h7
ø8,50
L2
160,00
D2 h6
ø10,00
L1
204,00
Point
140°
Ratio
15D

ø8.50mm 15D — recommended applications

  • Engine block water jackets
  • Flange bolt-hole patterns
  • Pump housing bore features
  • Railway component deep holes
Consiglio di lavorazione: At ø8.50mm the internal coolant channel diameter increases significantly, improving chip flush at deeper ratios. Peck cycles can usually be eliminated.

Materiali consigliati

GG25 Grey Cast Iron
C45 Steel
17-4PH Stainless
Inconel 718

15×D Ultra-Deep Coolant-Thru Drill

Ultra deep — crankshaft passages, long tie bolts, heat exchangers

15xD deep hole carbide drillcrankshaft oil passage drillultra deep hole drillinggun drill alternative

ø8,50 mm Also Available In

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