Multi-Purpose Hole Saws

RUKO Bi-Metal Hole Saws

These multi-purpose, bi-metal hole saws have an alloy steel jacket and cutting edges of either high speed steel (HSS) or high speed steel Cobalt 8 (Co8). RUKO hole saws are supplied by AutomationDirect in various sizes ranging from 9/16 inch hole saws (14 mm) to 8 1/4 inch hole saws (210 mm). Inch and metric equivalent (mm) hole saw sizes are stamped on each hole saw blade.

• High Speed Steel (HSS) hole saws
• High Speed Steel Cobalt 8 (Co 8) hole saws

Features

• Cutting edges of HSS or Co 8
• Alloyed steel 6135 jacket
• Cutting depth up to 1 1/2" (38 mm)
• High rotational precision
• Sturdy construction
• Hole saw and shank are in two parts, so hole saws of different diameters can be exchanged and fitted faster
• Positive chipping and cutting angles ensure more aggressive cutting
• Teeth welded onto steel jacket
• HSS hole saws have 5 teeth per inch, Co 8 hole saws have 6 teeth per inch
• Good chip removal
• Slots in the jacket side allow easy removal of cutout debris
• Exchangeable centering pilot drill bit
• Right-hand cutting

Hole Saw Applications

• Use High Speed Steel saws (HSS series 106xxx) with varied cutting teeth for more easily cut materials, such as unalloyed steel (up to 700 N/mm2 strength), non-ferrous and light metals, plastics, plasterboard and light building boards, fiberboard, plywood and wood.
• Use High Speed Steel Cobalt 8 saws (Co 8 series 126xxx) with fine cutting teeth for cutting harder metals such as alloyed and non-alloyed steels (up to 1,000 N/mm2 strength), high chromium alloyed steels, such as stainless steel, steels resistant to rusts and acids, non-ferrous and light metals.

Hole Saw Kits

Bi-Metal hole saw kits include either 6, 10 or 15 High-speed steel or Colbalt 8 hole saws of various sizes in a plastic case.

• Electricians kit:
  with 7/8, 1-1/8, 1-3/8, 1-3/4, 2, 2-11/16-inch dia. hole saws
• Super kit:
  with 7/8, 1, 1-1/4, 1-3/8, 1-5/8, 1-3/4, 2, 2-1/8, 2-3/8, 2-1/2-inch dia. hole saws
• Premium kit:
  with 5/8, 3/4, 13/16, 15/16, 1, 1-1/8, 1-1/4, 1-7/16, 1-9/16, 1-7/8, 2, 2-1/8, 2-3/8, 2-7/8, 3-1/4-inch dia. hole saws
• Arbors included