Features:
*Simple construction, good operation.
*Made of carbon steel, extra long life, good flexibility and resistance to abrasion.
*Strong and stable support, high precision.
*For Drills, Engraving machine, Reamer etc.
*Optional Types:
8mm to 6mm,8mm to 6.35mm,9.5mm to 6.35mm,
10mm to 6mm,10mm to 7mm,10mm to 8mm,
12mm to 6mm,12mm to 8mm,12mm to 10mm,
12.7mm to 6mm,12.7mm to 6.35mm,12.7mm to 8mm,12.7mm to 10mm,