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Onsrud 56-654 two-flute routing end mill plunge point 4 inch length

Onsrud

Onsrud 56-654 1/2 in two-flute routing end mill plunge point 4 in length

SKU CH-JP1E-94W86

A two-flute routing end mill with plunge point for hard and soft plastics

  • Product typeMilling
  • Two-flute design clears chips efficiently in plastic
  • Plunge-point tip allows direct entry into workpiece
  • Straight O-flute geometry suits hard and soft plastics
  • 1/2 in cutter diameter for standard routing tasks
  • 4 in overall length provides extended reach

Onsrud 56-654 Router Bit

The Onsrud 56-654 is a solid router bit designed for milling hard and soft plastics. It features a 1/2 inch cutter diameter and a straight O-flute geometry. The two-flute design incorporates a plunge point for direct entry into the workpiece. This accessory is built for precision routing applications in plastic materials.

Suited For Plastic Milling

This bit suits CNC operators and fabricators routing hard or soft plastic sheets where chip evacuation and finish quality matter. The O-flute geometry helps prevent chip welding in softer plastics. Buyers needing to mill aluminium, composites or wood should look at a different tool geometry. It is not intended for high-speed metal cutting or abrasive composite materials.

1/2 Inch Cutter Diameter

The 1/2 inch cutter diameter defines the cutting width and tool clearance for the job. This dimension determines the minimum internal radius achievable in a pocket. Verify that your collet or tool holder accepts this shank size before ordering. The 4 inch overall length sets the maximum reach for deep cavity work.

How it compares

Measured against everything we stock in Bits, Hole Saws & Accessory Kits, at today’s prices. Recalculated every night.

Price $133.99
Pricier than about 89% of the 5,493 comparable items (median $27.99).

Specifications

Product
Brand nameONSRUD
Product typeMilling

Questions about this item

How often will the 56-654 bit need resharpening when routing hard plastics?

Resharpening interval depends on feed rate and material hardness; inspect the two flutes regularly and regrind when edge wear reduces cut quality.

What limits continuous run time on the 56-654 end mill?

Heat buildup in the solid carbide body is the first limit; excessive temperature degrades the cutting edges and reduces tool life.

Does the 654 router bit generate excessive noise or heat during all-day CNC operation?

Normal spindle sound and moderate heat occur; use proper chip evacuation and coolant mist to keep temperatures stable during extended cuts.

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