Scale of Cut

Ascertainment of the teeth number. The number of teeth/cm is obtained by counting perpendicularly to the axis.

Precision Files

TEETH PER CM (tolerance ±5%) 12 16 20 25 31 38 46 56 68
Needle Files - - 00 0 1 2 3 4 -
Escapement Files - - - 0 - 2 - 4 5
Handy Files - 00 - 1 - - - - -
Die Sinkers' Rifflers - - - 0 - 2 - 4 -
Die Makers' Rifflers - 0 - 2 - - - - -
Special Die Makers' Rifflers mm 190-210 - 0 - 2 - - - - -
Special Die Makers' Rifflers mm 300 0 - 2 - - - - - -
Riffler File-rasps for Sculptors 0 - - - - - - - -
Precision Files mm 100-150-200 - 00 0 1 2 3 4 - -
Precision Files mm 250 00 0 1 2 3 4 - - -
Files for Air Powered Filing Machines 000 - 0 - - - - - -

Precision Rasps

TEETH PER CM² (tolerance ±10%) 22 32 54 72 100
Needle Rasps - - 0 2 -
Handy Rasps - 0 2 - -
Model Makers' Rasps mm 125-200 - 4 - 6 -
Model Makers' Rasps mm 250-300 5 6 7 - -
GOLD Precision Rasps mm 150 - - - 6 10
GOLD Precision Rasps mm 200 - - - 8 -
GOLD Precision Rasps mm 250 - - - 8 10
Riffler Rasps - - 0 2 -
Riffler File-rasps for Sculptors - 0 - - -
Combi Riffler Rasps mm 190 - - 0 2 -
Combi Riffler Rasps mm 300 - 0 2 - -

Engineers' Rasps

TEETH PER CM (tolerance iso 234) 6 8 12 16 20 25
Engineers’ Files mm 100-125 - - - 1-Bastard 2-2ND cut 3-Smooth
Engineers’ Files mm 150-200 - - 1-Bastard 2-2ND cut 3-Smooth -
Engineers’ Files mm 250-300-350 - 1-Bastard 2-2ND cut 3-Smooth - -
Aluminium Files mm 200-250 0 - - - - -
Formica File - 0 - - - -

Milled Tooth Files

TEETH PER INCH 9 12
Milled Tooth Files mm 250 - 1
Milled Tooth Files mm 300-350 1 3

Rasps

TEETH PER CM² (tolerance iso 234) 8 11 14 17 22
Rasps mm 150-200 - 1-Bastard - 2-2ND cut -
Cabinet Rasps mm 150-200 - - - 2-2ND cut 3-Smooth
Rasps mm 250-300 1-Bastard - 2-2ND cut - -
Cabinet Rasps mm 250-300 - - 2-2ND cut 3-Smooth -