Euro Twist High Speed Steel Jeweler's Drills Drill Size:#75 - 0.021 in (0.533 mm)

Euro Twist High Speed Steel Jeweler's Drills Drill Size:#75 - 0.021 in (0.533 mm)Quality made, general purpose high speed steel twist drills made to exacting tolerances and provide an excellent balance of quality, strength, and value. Bright finished with exactly the proper cutting angle at the tip. Flutes are sharp with the proper spiral and finished outer edges. The finest grade tool steel tempered for maximum hardness and endurance. Suitable for a wide variety of materials including gold, silver, low and medium carbon steel,

such as a felt polishing pad

Round Ball Single Cut: 5

Operating frequency is 3600 vibrations per minute on 60Hz models and 3000 vibrations per minute in 50Hz Export models

These blades offer similar cutting performance to the MK-303 blades

soft insulating fire brick is great for soldering applications

280 grit Nova Wheel- Black

The sandpaper drum is rolled into a layered drum to allow you to peel off worn sections to expose fresh paper beneath

and 5/8" diameters

These lapping discs

11-1/2" cross feed for a maximum of 14"H x 23-1/2"D x approx 30"W maximum rock size

The Mini-Sonic tumblers operate without shafts

This set is also available in a longer-lasting sintered version