ChipLoad

Bits · Materials · Machines · Calculator — Cross-brand CNC router feeds & speeds, every number linked to its maker's source.

V-bit profile illustrationSpeTool V-groove / signmaking

SpeTool V-groove signmaking engraving bit (0.005" tip width)

Type: V-bit · Diameter: 0.005" · Flutes: 1

Starting points only, copied from the makers' own published data. Every machine differs: test in scrap, tune by ear. Neither ChipLoad nor the makers are responsible for broken tools.

Published values, summarized per material and machine class. For the full CAM library (plunge, depth, stepover), download it from the maker.

MaterialMachine classRPMFeed IPMChip load (in)NoteSource
Hardwoodany18000540.003Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.001-0.002" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool
Hardwoodany18000540.003Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.003-0.006" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool
MDF / laminateany180001260.007Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.001-0.002" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool
MDF / laminateany180001260.007Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.003-0.006" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool
Plasticany180001080.006Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.001-0.002" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool
Plasticany180001080.006Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.003-0.006" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool
Softwoodany18000900.005Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.001-0.002" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool
Softwoodany18000900.005Depth of cut 1×D; reduce feed 30% at 2×D, 50% at 3×D (as printed). Diameter is the printed tip width. Step over 0.003-0.006" as printed. 1 flute inferred from printed feed = RPM × chip load.SpeTool

Retrieved 2026-10-16. Get the tool file from the maker: SpeTool downloads

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