Items Description

Material: 45# steel

Please note: If you choose a single size, there will be only 1 piece.

If you choose the set, you will receive 1 piece in different sizes.

Hole diameter:

1mm 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm

4.5mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm

12mm 13mm 14mm 15mm 16mm 18mm 20mm