C20-180-10D
ø18mm 10D JCD Replaceable-Tip Drill Shank

The 10D shank is the deepest standard option in the JCD modular range — extending into territory usually reserved for solid carbide coolant-thru or gun-drill systems. Suited for crankshaft oil passages, turbine disc features, and long tie-rod holes. Machine spindle coolant pressure ≥ 40 bar is mandatory.

D 18mmL1 180mmD1 24mmDs 20mmInsert: HCD-18.0-18.9Wrench: T10MOQ 1 pc

Get Pricing & Stock

C20-180-10D

ø18mm 10D Modular Shank · C20 (Ds 20 mm)

✓ Factory direct — no distributor margin

✓ MOQ 1 piece, ships 1–5 days

✓ Matching insert HCD-18.0-18.9 also available

Technical Specifications

Product CodeC20-180-10D
Cutting Diameter (D)18 mm
Overall Length (L1)180 mm
Body Diameter (D1)24 mm
Shank Diameter (Ds)20 mm (C20 (Ds 20 mm))
Depth Ratio10D (10× diameter)
Required InsertHCD-18.0-18.9
Clamping ScrewCM3*16.5
Torx WrenchT10
CoolantInternal through-coolant up to 80 bar
SystemJCD Replaceable-Tip Modular Drill
MOQ1 piece
Lead Time1–5 business days

10D Shank Diagram

C20-180-10D ø18mm 10D JCD modular drill shank diagram
D
ø18
L1
180
D1
ø24
Ds
ø20
Ratio
10D
Insert
18.0

ø18mm 10D — recommended applications

  • Automotive transmission cases
  • Pump housing ports
  • Gearbox bolt-hole patterns
  • General CNC machining
Machining Tip: ø18mm is the sweet spot for JCD insert economics — tip change in < 30 s with T10 torx key. Feed rate 0.15–0.25 mm/rev achievable with correct internal coolant pressure (≥ 15 bar).

Recommended Work Materials

42CrMo4 Steel
GGG50 Ductile Iron
A356 Aluminium Casting
17-4PH Stainless

Required Insert

HCD-18.0-18.9
ø18.0–18.9mm · 140° point · ø4.5mm coolant
Insert change < 30 seconds — no shank removal required

ø18.00 mm Also Available In

Order C20-180-10D Today

Factory direct. MOQ 1 piece. Don't forget to order matching insert HCD-18.0-18.9 for immediate production.