Industrial CNC Machine Directory

Citizen Cincom M16

$180,000 - $320,000 Updated 2025-03-15
Citizen Cincom M16 Swiss-Type Lathes
01

Key Specifications

Max Spindle

12,000min-1

max bar capacity

16 mm (0.630 in)

max machining diameter

16 mm (0.630 in)

max machining length

200 mm (7.87 in)

main spindle speed

12,000 RPM

main spindle power

2.2 / 3.7 kW (3 / 5 HP)

02

Overview

The Citizen Cincom M16 is a versatile 16mm sliding headstock CNC automatic lathe that combines high spindle speeds with a comprehensive tooling layout including gang tools, turret, and back tool post in a single machine. The M-series designation in Citizen's lineup signals maximum versatility—the M16 is engineered to handle the widest possible range of part geometries within the 16mm bar capacity envelope, making it the go-to machine for job shops and contract manufacturers that face constantly changing part requirements rather than long-run production of a single component.

The M16 delivers 12,000 RPM on both main and back spindles with 2.2/3.7 kW main spindle power and 0.75/1.5 kW back spindle power through a 20mm spindle bore. Maximum machining length reaches 200mm per chucking—significantly longer than the L12's 135mm, providing headroom for longer turned parts. The machine accepts 36+ tools across gang turning positions, gang rotary tools, turret stations, and back tool post positions. Rotary tools on all three tool posts operate at 8,000 RPM, providing consistent milling and drilling performance regardless of which post is being used.

Available in two configurations—the M16-V and M16-VIII—the M16 platform scales from standard multi-axis capability to full B-axis angular machining. The M16-VIII adds a programmable B-axis with -45 to +90 degree stroke, enabling compound-angle drilling and angular milling for parts with features that standard Swiss configurations cannot reach. Citizen's LFV chip-breaking technology comes standard on both variants, providing the controlled chip breaking essential for reliable production in stainless steel, titanium, and engineering plastics.

At 2,900 kg (M16-V) to 2,950 kg (M16-VIII) with a 1,150mm center height, the M16 is a mid-weight Swiss machine with a solid, rigid platform for demanding cuts. The combination of gang tools for speed, a turret for tool variety, and a back tool post for secondary operations gives the M16 a triple-threat tooling architecture that no other 16mm Swiss machine matches. For shops that need one machine to handle everything from simple turned parts to complex multi-feature components, the M16's versatility is unmatched in its size class.

03

Full Specifications

Parameter Value
Max Bar Capacity 16 mm (0.630 in)
Max Machining Diameter 16 mm (0.630 in)
Max Machining Length 200 mm (7.87 in)
Main Spindle Speed 12,000 RPM
Main Spindle Power 2.2 / 3.7 kW (3 / 5 HP)
Back Spindle Speed 12,000 RPM
Back Spindle Power 0.75 / 1.5 kW (1 / 2 HP)
Spindle Bore 20 mm (0.787 in)
Number Of Axes Multi-axis (M16-V) / B-axis -45 to +90 deg (M16-VIII)
Number Of Tools 36+
Tool Size Turning tool
Rotary Tool Speed 8,000 RPM (all tool posts)
Max Drilling Diameter Front 10 mm (0.394 in)
Max Drilling Diameter Back 8 mm (0.394 in)
Max Tapping Front M8
Max Tapping Back M6
Rapid Feed Rate X1 axis
Guide Bushing Yes / Guide-bushless option
Lfv Chip Breaking Yes (standard)
Machine Weight 2,950kg
Center Height 5.4kVA
CNC Control Mitsubishi Meldas (Citizen software)
Item M16VIII
Maximum Machining Diameter 16mm Dia.
Maximum Machining Length 200mm/chuck
Maximum Drilling Diameter For Main Spindle 10mm Dia.
Maximum Front Tapping Diameter M8
Main Spindle Through Hole Diameter 20mm Dia.
Max Spindle Speed 12,000min-1
Maximum Chuck Diameter Of Back Spindle 16mm Dia.
Maximum Protrusion Length Of The Back Spindle Workpiece 125mm
Maximum Drilling Diameter In Back Machining Process 8mm Dia.
Maximum Tapping Diameter In Back Machining Process M6
Gang Tool Rotary Tool Maximum Drilling Diameter 5mm Dia.
Gang Tool Rotary Tool Maximum Tapping Diameter M5
Spindle Speed Of The Gang Rotary Tool 8,000min-1
Maximum Drilling Diameter For Turret Rotary Tool 5mm Dia.
Maximum Tapping Diameter For Turret Rotary Tool M5
Maximum Drilling Diameter For Back Rotary Tool 5mm Dia.
Maximum Tapping Diameter For Back Rotary Tool M5
Spindle Speed Of The Back Rotary Tool 8,000min-1
Number Of Tools To Be Mounted 36+α
Sleeve 19.05mm Dia.
X2 Axis 16m/min
X3 Axis 32m/min
Y1 Axis 32m/min
Y2 Axis 8m/min
Y3 Axis 32m/min
Z1 Axis 32m/min
Z2 Axis 32m/min
Z3 Axis 32m/min
Motors For spindle drive
For Back Spindle Drive 0.75/1.5kW
For Tool Spindle Drive 0.69kW
For Back Tool Spindle Drive 0.75kW
For Cutting Coolant Oil 0.4kW
Rated Power Consumption 7.9kVA
Load Operation Average Power 1,150mm
Sliding Headstock Type A20
Bar Work BNC42
Turning Machine BNA42CY
High Precision Turning Machines BNA42SY
Multi Station Machining Cell MC20 III
Tool Size Turning Tool 10mm Sq.
Tool Size Sleeve 19.05mm Dia.
Rapid Feed Rate X1 Axis 32m/min
Rapid Feed Rate X2 Axis 16m/min
Rapid Feed Rate X3 Axis 32m/min
Rapid Feed Rate Y1 Axis 32m/min
Rapid Feed Rate Y2 Axis 8m/min
Rapid Feed Rate Y3 Axis 32m/min
Rapid Feed Rate Z1 Axis 32m/min
Rapid Feed Rate Z2 Axis 32m/min
Rapid Feed Rate Z3 Axis 32m/min
Motors For Spindle Drive 2.2/3.7kW
Motors For Back Spindle Drive 0.75/1.5kW
Motors For Tool Spindle Drive 0.69kW
Motors For Back Tool Spindle Drive 0.75kW
Motors For Cutting Coolant Oil 0.4kW
Inquiries Feel free to get in touch with us by phone or online if you have any questions or need advice about any of our products or services.

Specifications sourced from cmj.citizen.co.jp — verified 2026-03-28

04

Strengths & Limitations

Strengths

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Limitations

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05

Best For

Job shops and contract manufacturers producing diverse part mixes that require maximum tooling flexibility in a single machine Medical device manufacturers producing complex implant components with extensive milling, cross-holes, and backworking features Shops needing both gang-tool speed and turret versatility without buying separate machines for each approach Production environments running parts that require B-axis angular machining at 16mm diameter (M16-VIII) Automotive shops producing fuel injection components, sensor housings, and precision fittings under 16mm Shops seeking a single versatile Swiss machine that can handle the widest possible range of part geometries
06

Frequently Asked Questions

01 What does a Citizen Cincom M16 cost?

A new Citizen Cincom M16 typically runs $180,000-$320,000 depending on configuration. The M16-V starts around $180,000-$240,000, while the M16-VIII with B-axis reaches $260,000-$320,000. The M16 is priced above the L12 due to its more complex triple tool post architecture and larger capacity. Used M16 machines are less common than L-series on the secondary market.

02 What is the difference between the M16-V and M16-VIII?

The M16-VIII adds a programmable B-axis with -45 to +90 degree stroke (0.4 kW motor) for compound-angle drilling and angular milling. The M16-V provides the same triple tool post architecture without the B-axis. Both variants include LFV standard. Choose the M16-V for parts that don't require angular features, or the M16-VIII when compound-angle machining is needed.

03 How does the M16 compare to the L12?

The M16 and L12 serve different strategies. The L12 uses a gang-tool-focused layout optimized for speed on standard Swiss parts up to 12mm (16mm optional). The M16 adds a turret and accommodates 16mm bar as standard, with 200mm machining length versus 135mm. The M16 handles a wider variety of part types but with more setup complexity. Choose the L12 for high-volume production of consistent parts; choose the M16 for diverse part mixes requiring maximum flexibility.

04 What makes the M-series different from the L-series?

The M-series designation in Citizen's lineup indicates maximum versatility. The M16 combines gang tools, a turret, and a back tool post—three independent tooling systems in one machine. The L-series focuses on gang-tool-based layouts optimized for speed and simplicity. The M-series trades some of the L-series speed advantage for significantly greater tooling flexibility and part variety capability.

05 Does the M16 support guide-bushless operation?

Yes. The M16 supports guide-bushless operation for shorter parts. In guide-bushless mode, bar remnant waste is reduced and the machine can handle parts with low length-to-diameter ratios more efficiently. Switching between guide bush and guide-bushless modes requires a mechanical changeover.

06 What rotary tool speed does the M16 offer?

All three tool post systems on the M16—gang rotary tools, turret rotary tools, and back rotary tools—operate at 8,000 RPM. This consistent speed across all positions simplifies tooling strategy and ensures uniform milling and drilling performance regardless of which tool post is being used for a given operation.

07

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