3pcs / set, 6/6.35/8 mm collet adapter, milling machine parts, adapter alloy, collet for bakelite milling machine parts

• Suitable for engraving machine, wood router. Perfect woodworking tool.
• Feeding head size: 8 mm / 6.35 mm / 6 mm (0.31 inch / 0.25 inch / 0.24 inch).
• Adopted high quality steel material, good flexibility and wear resistance.
• High precision electric router milling cutter woodworking collet chuck head.
• Portable, high precision, tight and stable clamping, improve work efficiency.

Specification: Material: HSS Outer large head diameter: 11.8 mm, 11.8 mm, 12.7 mm. Small head outer diameter: 10 mm. Hole diameter: 6 mm / 8 mm / 6.35 mm (1/4 inch) (optional). Overlength: 16.5 mm, 16.5 mm, 20 mm. Quantity: 1 piece (6 mm / 6.35 mm / 8 mm) / 1 set. High strength and hardness. Easy to use Durable in use. Package includes: (depending on your choice). A: 1 x Router Sleeve B: 1 set x cutter sleeve.