Jewellers Razor brand swiss piercing saw blades, available in many sizes in drop down box above
blades are sold in packs of 12 blades ( 1 doz )
below is a size chart to help you pick which blades you need, most popular are highlighted in red
size 3 blade / 0.36mm thickness / 0.74mm width / 16 teeth per cm
size 2 blade / 0.34mm thickness / 0.70mm width / 17.5 teeth per cm
size 1 blade / 0.30mm thickness / 0.63mm width / 19 teeth per cm
size 0 blade / 0.28mm thickness / 0.58mm width / 20.5 teeth per cm
size 2/0 blade / 0.26mm thickness / 0.52mm width / 22 teeth per cm
size 3/0 blade / 0.24mm thickness / 0.48mm width / 23.5 teeth per cm
size 4/0 blade / 0.22mm thickness / 0.44mm width / 26.5 teeth per cm
size 5/0 blade / 0.20mm thickness / 0.40mm width / 28 teeth per cm
size 6/0 blade / 0.18mm thickness / 0.36mm width / 32 teeth per cm