Narvik cutting busching and broaches 1

NARVIK
There is a review of which cutting width belongs to which hole diameter according to DIN 6885, with the back width of the broaches and bushings, mentioned in the table below. * SPECIAL BUSHINGS AND BROACHES can be supplied on request.

ADVANTAGES OF BROACHES:
— no expensive equiment required, only a broachpress.
— very hígh accuracy accordíng to DIN specificatïons.
— economic, for only one, but also for several keyways.
— only one broach requíred for several materials, such as steeI, cast iron, aluminium, bronze, etc.
— low aducated personal is able to broach hígh accuracy keyways.

SET HSS PRECISION KEYWAY BROACHE SET WITH METRIC SIZES.
Set of 6 broaches and 18 collard bushings,to make 36 different combinations,
in wooden case. Weight 5,4 kgs.

SET HSS PRECISION KEYWAY BROACHE SET WITH METRIC SIZEs.
Set of 4 broaches and 9 collard bushings, to make 18 different combínations,
in wooden case. Weight 4,5 kgs.

SET HSS PRECISION KEYWAY BROACHE SET WITH METRIC SIZES.
Set of 3 broaches and 8 plain bushings, to make 24 different combinations,
in wooden case.Weíght 16,2 kgs.

SET HSS PRECISION KEYWAY BROACHE SET WITH METRIC SIZES.
Set of 2 broaches and 6 plain bushings, to make 12 different combinations,
in wooden case. Weíght 31,5 kgs.

A: Cutting width key mm+type broach.
B: Keyway wídth tolerance mm.
C: Dimentíons of broach mm.
D: No. of shims.
E: Min. cuttíng length mm.
F: Max. cuttíng length mm
G: Pressure required Kgf

HSS PRECISION KEYWAY BROACHES
INCH SIZES INCLUDING SHIMS.
With tolerances according to IS0 J9.

A: Cuttíng síze square mm
B: Tolerances mm.
C: Dim. across corners mm.
D: Pilot diam. mm.
E: Dríll size mm.
F: Overall length mm.
G: Min. cuttíng length mm.
H: Max. cutting length mm.
K Pressure required Kgf

A: Cuttíngsíze square ínches
B: Tolerances inches.
C: Dím. across corners ínches.
D: Pilot d am. ínches.
E: Dríll síze inches.
F: Overall length ínches.
G: Min. cutting length ínches.
H: Max. cuttíng length inches.
K: Pressure required Kgf