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TRIMMING & PATTERNUltimate 2+2 Compression Spiral Combination Trim

Whiteside UDC9112
Ultimate 2+2 Compression Spiral Combination Trim

Whiteside UDC9112 Ultimate Combination Flush Trim Spiral Bit with 2+2 compression technology. Solid carbide up down cut for ultimate edge finishing on end grain, laminated boards, veneered plywood, MFC, MDF,HDF, softwoods and hardwoods.


shank 12.7 mm (1/2")
D(mm) 22.23
c/l(mm) 28.58
o/a(mm) 95.25
ball bearing B13, B21
features compression technology
material solid carbide
flute 2+2
Item Price Ex. VAT £ 147.66
Item Price Inc. VAT £ 177.19
Stock Level 1


  • Maximum RPM 18000

Ball bearing installation:

  • B13 ball bearing installed on shank - factory installed
  • B21 ball bearing installed on end - factory installed


Whiteside Machine Company; North Carolina, USA

Maximum R.P.M. Guidance:

Cutting Diameter (D) Max. R.P.M.
up to 19mm 24,000
19 to 38mm 18,000
38 to 57mm 16,000
57 to 89mm 12,000


  • The dust generated from the grinding of tungsten carbide may contain potentially hazardous ingredients. Please ensure you wear the appropriate personal protective equipment. Inhalation, ingestion, eye contact and skin contact should be avoided.