Night deliveries possible, at an additional cost.
For large quantities, please send a request. This way we can always make you a suitable quotation.
Please check everything before finalizing your purchase.

Night deliveries possible, at an additional cost.
For large quantities, please send a request. This way we can always make you a suitable quotation.

Please check everything before finalizing your purchase.

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Item group

Counterbore, DIN 373

Exemplary representation: Counterbore set (DIN 373)

Description:

Counterbore for manufacture of countersinking according to DIN 74, Page 2, Form H, J and K for socket head cap screws, hexagonal screw heads and nuts. Ideal for burr-free and zero chatter countersinking. Best results at low cutting speed.

Quality:

HSS-G:

Use for steel, cast steel alloys and non-alloys, grey, malleable, ductile and cast iron, sintered iron, nickel silver, graphite, short cutting aluminium alloys, brass, bronze and plastics

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Catalogue page Atlas 9 (Page 989a_n) atlas9_neutral_seiten/989a_n.pdf

Counterbore, DIN 373:

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BOHR FSD M3 HSS

Counterbore DIN 373 for M 3-throughway, medium quality grade

Version	Usage	for screws	Countersink diameter [mm]
single countersink	throughway, medium quality grade	M 3	6

BOHR FSD M4 HSS

Counterbore DIN 373 for M 4-throughway, medium quality grade

Version	Usage	for screws	Countersink diameter [mm]
single countersink	throughway, medium quality grade	M 4	8

BOHR FSD M5 HSS

Counterbore DIN 373 for M 5-throughway, medium quality grade

Version	Usage	for screws	Countersink diameter [mm]
single countersink	throughway, medium quality grade	M 5	10

BOHR FSD M6 HSS

Counterbore DIN 373 for M 6-throughway, medium quality grade

Version	Usage	for screws	Countersink diameter [mm]
single countersink	throughway, medium quality grade	M 6	11

BOHR FSD M8 HSS

Counterbore DIN 373 for M 8-throughway, medium quality grade

Version	Usage	for screws	Countersink diameter [mm]
single countersink	throughway, medium quality grade	M 8	15

BOHR FSD M10 HSS

Counterbore DIN 373 for M 10-throughway, medium quality grade

Version	Usage	for screws	Countersink diameter [mm]
single countersink	throughway, medium quality grade	M 10	18

BOHR FSD SET HSS

Flachsenkerset, 6 tlg. Durchgangsloch, mittel

Version	Usage	for screws	Countersink diameter [mm]
Set (6 pieces in sturdy industrial case)	throughway, medium quality grade	M 3 - M 4 - M 5 - M 6 - M 8 - M 10	6 - 8 - 10 - 11 - 15 - 18

BOHR FSK M3 HSS

Counterbore DIN 373 for M 3-Thread core holes

Version	Usage	for screws	Countersink diameter [mm]
single countersink	Thread core holes	M 3	6

BOHR FSK M4 HSS

Counterbore DIN 373 for M 4-Thread core holes

Version	Usage	for screws	Countersink diameter [mm]
single countersink	Thread core holes	M 4	8

BOHR FSK M5 HSS

Counterbore DIN 373 for M 5-Thread core holes

Version	Usage	for screws	Countersink diameter [mm]
single countersink	Thread core holes	M 5	10

BOHR FSK M6 HSS

Counterbore DIN 373 for M 6-Thread core holes

Version	Usage	for screws	Countersink diameter [mm]
single countersink	Thread core holes	M 6	11

BOHR FSK M8 HSS

Counterbore DIN 373 for M 8-Thread core holes

Version	Usage	for screws	Countersink diameter [mm]
single countersink	Thread core holes	M 8	15

BOHR FSK M10 HSS

Counterbore DIN 373 for M 10-Thread core holes

Version	Usage	for screws	Countersink diameter [mm]
single countersink	Thread core holes	M 10	18

BOHR FSK SET HSS

Flachsenkerset, 6 tlg. Gewindekernloch

Version	Usage	for screws	Countersink diameter [mm]
Set (6 pieces in sturdy industrial case)	Thread core holes	M 3 - M 4 - M 5 - M 6 - M 8 - M 10	6 - 8 - 10 - 11 - 15 - 18

Shipping on the same day

More than 99% of the orders, which are made before 4:30 p.m. in our Online Shop, are shipped on the same day.

Ordered by 9:00 p.m: Shipping on the same day

We will ship orders placed between 4:00 PM and 9:00 PM on the same day upon request at an additional cost.

Technical Consulting

Our qualified employees are glad to answer your questions and requests. We are always available via telephone and email.

Re-coding service

Using the search function in our Online Shop, quickly find the right product with the item number of other supplier or manufacturer.

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