RUKO STS-sarja 5-osainen 100 mm 4-leuka riippumaton istukka-sarja

This 5-piece lathe chuck set provides a 100 mm 4-jaw independent chuck for precise clamping on metalworking lathes. Each jaw moves separately, allowing accurate centering of irregular workpieces.

Advantages

Independent jaw adjustment enables precise alignment of round, square, or irregular stock. Hardened steel jaws and a cast iron body ensure durability under heavy use. Reversible jaws support both internal and external clamping.

Suitable for

• Metalworking lathes requiring a plain back chuck with suitable backplate
• Machining operations needing independent jaw centering
• Clamping workpieces from approximately 2 mm to 100 mm diameter

Key specifications

• Chuck diameter: 100 mm
• Number of jaws: 4, independent operation
• Mounting type: plain back
• Body material: high-quality cast iron
• Jaw material: hardened steel
• Internal clamping range: approx. 2 - 45 mm
• External clamping range: approx. 40 - 100 mm
• Through-hole diameter: approx. 20 mm
• Max RPM: 3000
• Set contents: chuck body, 4 independent jaws, chuck key

Recommendations

Verify your lathe spindle and backplate compatibility before ordering. Use the included square drive key for jaw adjustment.