Short for tracks per inch, the density of tracks on a disk. For example, double-density 5.25-inch floppies have a TPI of 48, while high-density floppies record 96 TPI. High-density 3.5-inch diskettes are formatted with 135 TPI. Hard disks have TPIs in the thousands.
Amazon
14.49One-of-a-kind very unique extremely slim blade slips into any tight places and cuts effortlessly Slices through tough fibrous plants and also cuts pla...
eBay
9.49Cobalt steel. Cobalt steel teeth resist shock for longer life. Side chip path removes debris. Reinforced tooth design provides increased cutting conta...
ToolTopia.com
100.99Also known as: TPIU18TE; 3-speed, 1 Ph., 120V sleeve bearing permanently lubricated motor. 1/8 HP, CFM: High - 5750 / Med - 4700 / Low - 3200, 2.2 ...
eBay
10.211/4" Wide x 56-1/8" Long, 32 TPI, Bench Top Band Saw Blade, .014" Thick, Fits 8" Delta 28-180, 28-185, PTS 8160A Many Other 3 Wheel Bench Top Band Saw...
UnbeatableSale, Inc.
17.49features and benefits:ideal for general purpose cutting in most metals2 blades per card