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Clamping Screws

About Screws

Clamping screws are machine elements which use screw thrust for workpiece fixing and positioning.
Point contact by the full ball securely fixes the workpiece.
They include several varieties of tip ball shape and material, which can be selected according to the application.
As well, hex socket head cap screw type clamping bolts have functions similar to clamping screws.

Hints for correctly using NBK products

Introducing usage methods for screws with ball-shaped tips for securely fixing workpieces.


ImageClamping Screws - Full BallClamping Screws (Fine Screw Thread) - Full BallClamping Screws - Full BallClamping Screws - Special Material Full BallClamping Screws - Special Material Full Ball
Part NameClamping Screws - Full BallClamping Screws (Fine Screw Thread) - Full BallClamping Screws - Full BallClamping Screws - Special Material Full BallClamping Screws - Special Material Full Ball
Part NumberSCS-RSCS-F-RSCSS-RSCS-NSCS-BR
FeatureComplete Ball TypeFine Pitch Screw / Complete Ball TypeComplete Ball TypeComplete Ball Type
Plastic Ball
Complete Ball Type
Brass Ball
materialSteelSteelStainless SteelSteelSteel
Thread SizeM3 ~ M16M6 ~ M12M3 ~ M16M3 ~ M6M4 ~ M6
CADCADCADCADCADCAD
SpecificationsSpecificationsSpecificationsSpecificationsSpecificationsSpecifications
ListSCS-M10-12-R SCS-M10-16-R SCS-M10-20-R SCS-M10-25-R SCS-M10-35-R SCS-M12-16-R SCS-M12-20-R SCS-M12-30-R SCS-M12-40-R SCS-M16-20-R SCS-M16-25-R SCS-M16-35-R SCS-M16-50-R SCS-M3-10-R SCS-M3-5-R SCS-M4-10-R SCS-M4-16-R SCS-M4-6-R SCS-M5-12-R SCS-M5-20-R SCS-M5-8-R SCS-M6-10-R SCS-M6-16-R SCS-M6-20-R SCS-M6-25-R SCS-M8-10-R SCS-M8-12-R SCS-M8-20-R SCS-M8-25-R SCS-M8-30-R SCS-M10F-16-R SCS-M10F-20-R SCS-M10F-25-R SCS-M10F-35-R SCS-M12F-20-R SCS-M12F-30-R SCS-M12F-40-R SCS-M6F-10-R SCS-M6F-16-R SCS-M6F-20-R SCS-M6F-25-R SCS-M8F-12-R SCS-M8F-20-R SCS-M8F-25-R SCS-M8F-30-R SCSS-M10-12-R SCSS-M10-16-R SCSS-M10-20-R SCSS-M10-25-R SCSS-M10-35-R SCSS-M12-16-R SCSS-M12-20-R SCSS-M12-30-R SCSS-M12-40-R SCSS-M16-20-R SCSS-M16-25-R SCSS-M16-35-R SCSS-M16-50-R SCSS-M3-10-R SCSS-M3-5-R SCSS-M4-10-R SCSS-M4-16-R SCSS-M4-6-R SCSS-M5-12-R SCSS-M5-20-R SCSS-M5-8-R SCSS-M6-10-R SCSS-M6-16-R SCSS-M6-20-R SCSS-M6-25-R SCSS-M8-10-R SCSS-M8-12-R SCSS-M8-20-R SCSS-M8-25-R SCSS-M8-30-R SCS-M3-10-N SCS-M3-5-N SCS-M4-10-N SCS-M4-16-N SCS-M4-6-N SCS-M5-12-N SCS-M5-20-N SCS-M5-8-N SCS-M6-10-N SCS-M6-16-N SCS-M6-20-N SCS-M6-25-N SCS-M4-10-BR SCS-M4-16-BR SCS-M4-6-BR SCS-M5-12-BR SCS-M5-20-BR SCS-M5-8-BR SCS-M6-10-BR SCS-M6-16-BR SCS-M6-20-BR SCS-M6-25-BR
ImageClamping Screws - Special Material Full BallClamping Screws - Flat BallClamping Screws (Fine Screw Thread) - Flat BallClamping Screws - Flat BallClamping Screws - Flat Ball - with Reversal Protection Mechanism
Part NameClamping Screws - Special Material Full BallClamping Screws - Flat BallClamping Screws (Fine Screw Thread) - Flat BallClamping Screws - Flat BallClamping Screws - Flat Ball - with Reversal Protection Mechanism
Part NumberSCSS-CESCS-FSCS-F-FSCSS-FSCS-FB
FeatureComplete Ball Type
Ceramics Ball
Flat Ball TypeFine Pitch Screw / Flat Ball TypeFlat Ball TypeFlat Ball
Limited Swivel Type
materialStainless SteelSteelSteelStainless SteelSteel
Thread SizeM4 ~ M12M4 ~ M16M6 ~ M12M4 ~ M16M4 ~ M16
CADCADCADCADCADCAD
SpecificationsSpecificationsSpecificationsSpecificationsSpecificationsSpecifications
ListSCSS-M10-16-CE SCSS-M10-25-CE SCSS-M10-35-CE SCSS-M12-20-CE SCSS-M12-30-CE SCSS-M12-40-CE SCSS-M4-10-CE SCSS-M4-16-CE SCSS-M4-6-CE SCSS-M5-12-CE SCSS-M5-20-CE SCSS-M5-8-CE SCSS-M6-10-CE SCSS-M6-16-CE SCSS-M6-25-CE SCSS-M8-12-CE SCSS-M8-20-CE SCSS-M8-30-CE SCS-M10-12-F SCS-M10-16-F SCS-M10-20-F SCS-M10-25-F SCS-M10-35-F SCS-M12-16-F SCS-M12-20-F SCS-M12-30-F SCS-M12-40-F SCS-M16-20-F SCS-M16-25-F SCS-M16-35-F SCS-M16-50-F SCS-M4-10-F SCS-M4-16-F SCS-M4-6-F SCS-M5-12-F SCS-M5-20-F SCS-M5-8-F SCS-M6-10-F SCS-M6-16-F SCS-M6-20-F SCS-M6-25-F SCS-M8-10-F SCS-M8-12-F SCS-M8-20-F SCS-M8-25-F SCS-M8-30-F SCS-M10F-16-F SCS-M10F-20-F SCS-M10F-25-F SCS-M10F-35-F SCS-M12F-20-F SCS-M12F-30-F SCS-M12F-40-F SCS-M6F-10-F SCS-M6F-16-F SCS-M6F-20-F SCS-M6F-25-F SCS-M8F-12-F SCS-M8F-20-F SCS-M8F-25-F SCS-M8F-30-F SCSS-M10-12-F SCSS-M10-16-F SCSS-M10-20-F SCSS-M10-25-F SCSS-M10-35-F SCSS-M12-16-F SCSS-M12-20-F SCSS-M12-30-F SCSS-M12-40-F SCSS-M16-20-F SCSS-M16-25-F SCSS-M16-35-F SCSS-M16-50-F SCSS-M4-10-F SCSS-M4-16-F SCSS-M4-6-F SCSS-M5-12-F SCSS-M5-20-F SCSS-M5-8-F SCSS-M6-10-F SCSS-M6-16-F SCSS-M6-20-F SCSS-M6-25-F SCSS-M8-10-F SCSS-M8-12-F SCSS-M8-20-F SCSS-M8-25-F SCSS-M8-30-F SCS-M10-12-FB SCS-M10-16-FB SCS-M10-20-FB SCS-M10-25-FB SCS-M10-35-FB SCS-M12-16-FB SCS-M12-20-FB SCS-M12-30-FB SCS-M12-40-FB SCS-M16-20-FB SCS-M16-25-FB SCS-M16-35-FB SCS-M16-50-FB SCS-M4-10-FB SCS-M4-16-FB SCS-M4-6-FB SCS-M5-12-FB SCS-M5-20-FB SCS-M5-8-FB SCS-M6-10-FB SCS-M6-16-FB SCS-M6-20-FB SCS-M6-25-FB SCS-M8-10-FB SCS-M8-12-FB SCS-M8-20-FB SCS-M8-25-FB SCS-M8-30-FB
ImageClamping Screws - Flat Ball - with Reversal Protection MechanismClamping Screws - Knurled Ball - with Reversal Protection MechanismClamping Screws - Knurled Ball - with Reversal Protection MechanismClamping Bolts - Full BallClamping Bolts - Full Ball
Part NameClamping Screws - Flat Ball - with Reversal Protection MechanismClamping Screws - Knurled Ball - with Reversal Protection MechanismClamping Screws - Knurled Ball - with Reversal Protection MechanismClamping Bolts - Full BallClamping Bolts - Full Ball
Part NumberSCSS-FBSCS-GBSCSS-GBSCB-RSCBS-R
FeatureFlat Ball
Limited Swivel Type
Ratchet Ball
Limited Swivel Type
Ratchet Ball
Limited Swivel Type
Complete Ball TypeComplete Ball Type
materialStainless SteelSteelStainless SteelSteelStainless Steel
Thread SizeM4 ~ M16M4 ~ M16M4 ~ M16M4 ~ M16M4 ~ M16
CADCADCADCADCADCAD
SpecificationsSpecificationsSpecificationsSpecificationsSpecificationsSpecifications
ListSCSS-M10-12-FB SCSS-M10-16-FB SCSS-M10-20-FB SCSS-M10-25-FB SCSS-M10-35-FB SCSS-M12-16-FB SCSS-M12-20-FB SCSS-M12-30-FB SCSS-M12-40-FB SCSS-M16-20-FB SCSS-M16-25-FB SCSS-M16-35-FB SCSS-M16-50-FB SCSS-M4-10-FB SCSS-M4-16-FB SCSS-M4-6-FB SCSS-M5-12-FB SCSS-M5-20-FB SCSS-M5-8-FB SCSS-M6-10-FB SCSS-M6-16-FB SCSS-M6-20-FB SCSS-M6-25-FB SCSS-M8-10-FB SCSS-M8-12-FB SCSS-M8-20-FB SCSS-M8-25-FB SCSS-M8-30-FB SCS-M10-12-GB SCS-M10-16-GB SCS-M10-20-GB SCS-M10-25-GB SCS-M10-35-GB SCS-M12-16-GB SCS-M12-20-GB SCS-M12-30-GB SCS-M12-40-GB SCS-M16-20-GB SCS-M16-25-GB SCS-M16-35-GB SCS-M16-50-GB SCS-M4-10-GB SCS-M4-16-GB SCS-M4-6-GB SCS-M5-12-GB SCS-M5-20-GB SCS-M5-8-GB SCS-M6-10-GB SCS-M6-16-GB SCS-M6-20-GB SCS-M6-25-GB SCS-M8-10-GB SCS-M8-12-GB SCS-M8-20-GB SCS-M8-25-GB SCS-M8-30-GB SCSS-M10-12-GB SCSS-M10-16-GB SCSS-M10-20-GB SCSS-M10-25-GB SCSS-M10-35-GB SCSS-M12-16-GB SCSS-M12-20-GB SCSS-M12-30-GB SCSS-M12-40-GB SCSS-M16-20-GB SCSS-M16-25-GB SCSS-M16-35-GB SCSS-M16-50-GB SCSS-M4-10-GB SCSS-M4-16-GB SCSS-M4-6-GB SCSS-M5-12-GB SCSS-M5-20-GB SCSS-M5-8-GB SCSS-M6-10-GB SCSS-M6-16-GB SCSS-M6-20-GB SCSS-M6-25-GB SCSS-M8-10-GB SCSS-M8-12-GB SCSS-M8-20-GB SCSS-M8-25-GB SCSS-M8-30-GB SCB-M10-25-R SCB-M10-30-R SCB-M10-40-R SCB-M10-50-R SCB-M10-60-R SCB-M12-30-R SCB-M12-50-R SCB-M12-80-R SCB-M16-40-R SCB-M16-60-R SCB-M16-80-R SCB-M4-10-R SCB-M4-12-R SCB-M4-16-R SCB-M4-20-R SCB-M4-25-R SCB-M5-12-R SCB-M5-16-R SCB-M5-20-R SCB-M5-25-R SCB-M5-30-R SCB-M6-16-R SCB-M6-20-R SCB-M6-25-R SCB-M6-30-R SCB-M6-40-R SCB-M8-20-R SCB-M8-30-R SCB-M8-35-R SCB-M8-40-R SCB-M8-50-R SCBS-M10-25-R SCBS-M10-30-R SCBS-M10-40-R SCBS-M10-50-R SCBS-M10-60-R SCBS-M12-30-R SCBS-M12-50-R SCBS-M12-80-R SCBS-M16-40-R SCBS-M16-60-R SCBS-M16-80-R SCBS-M4-10-R SCBS-M4-12-R SCBS-M4-16-R SCBS-M4-20-R SCBS-M4-25-R SCBS-M5-12-R SCBS-M5-16-R SCBS-M5-20-R SCBS-M5-25-R SCBS-M5-30-R SCBS-M6-16-R SCBS-M6-20-R SCBS-M6-25-R SCBS-M6-30-R SCBS-M6-40-R SCBS-M8-20-R SCBS-M8-30-R SCBS-M8-35-R SCBS-M8-40-R SCBS-M8-50-R
ImageClamping Bolts - Ceramic BallClamping Bolts - Flat BallClamping Bolts - Flat BallClamping Bolts - Knurled Ball - with Reversal Prevention MechanismClamping Bolts - Knurled Ball - with Reversal Prevention Mechanism
Part NameClamping Bolts - Ceramic BallClamping Bolts - Flat BallClamping Bolts - Flat BallClamping Bolts - Knurled Ball - with Reversal Prevention MechanismClamping Bolts - Knurled Ball - with Reversal Prevention Mechanism
Part NumberSCBS-CESCB-FSCBS-FSCB-GBSCBS-GB
FeatureComplete Ball Type
Ceramics Ball
Flat Ball TypeFlat Ball TypeRatchet Ball
Limited Swivel Type
Ratchet Ball
Limited Swivel Type
materialStainless SteelSteelStainless SteelSteelStainless Steel
Thread SizeM4 ~ M12M4 ~ M16M4 ~ M16M4 ~ M16M4 ~ M16
CADCADCADCADCADCAD
SpecificationsSpecificationsSpecificationsSpecificationsSpecificationsSpecifications
ListSCBS-M10-25-CE SCBS-M10-40-CE SCBS-M10-60-CE SCBS-M12-30-CE SCBS-M12-50-CE SCBS-M12-80-CE SCBS-M4-10-CE SCBS-M4-16-CE SCBS-M4-25-CE SCBS-M5-12-CE SCBS-M5-20-CE SCBS-M5-30-CE SCBS-M6-16-CE SCBS-M6-25-CE SCBS-M6-40-CE SCBS-M8-20-CE SCBS-M8-35-CE SCBS-M8-50-CE SCB-M10-25-F SCB-M10-30-F SCB-M10-40-F SCB-M10-50-F SCB-M10-60-F SCB-M12-30-F SCB-M12-50-F SCB-M12-80-F SCB-M16-40-F SCB-M16-60-F SCB-M16-80-F SCB-M4-10-F SCB-M4-12-F SCB-M4-16-F SCB-M4-20-F SCB-M4-25-F SCB-M5-12-F SCB-M5-16-F SCB-M5-20-F SCB-M5-25-F SCB-M5-30-F SCB-M6-16-F SCB-M6-20-F SCB-M6-25-F SCB-M6-30-F SCB-M6-40-F SCB-M8-20-F SCB-M8-30-F SCB-M8-35-F SCB-M8-40-F SCB-M8-50-F SCBS-M10-25-F SCBS-M10-30-F SCBS-M10-40-F SCBS-M10-50-F SCBS-M10-60-F SCBS-M12-30-F SCBS-M12-50-F SCBS-M12-80-F SCBS-M16-40-F SCBS-M16-60-F SCBS-M16-80-F SCBS-M4-10-F SCBS-M4-12-F SCBS-M4-16-F SCBS-M4-20-F SCBS-M4-25-F SCBS-M5-12-F SCBS-M5-16-F SCBS-M5-20-F SCBS-M5-25-F SCBS-M5-30-F SCBS-M6-16-F SCBS-M6-20-F SCBS-M6-25-F SCBS-M6-30-F SCBS-M6-40-F SCBS-M8-20-F SCBS-M8-30-F SCBS-M8-35-F SCBS-M8-40-F SCBS-M8-50-F SCB-M10-25-GB SCB-M10-30-GB SCB-M10-40-GB SCB-M10-50-GB SCB-M10-60-GB SCB-M12-30-GB SCB-M12-50-GB SCB-M12-80-GB SCB-M16-40-GB SCB-M16-60-GB SCB-M16-80-GB SCB-M4-10-GB SCB-M4-12-GB SCB-M4-16-GB SCB-M4-20-GB SCB-M4-25-GB SCB-M5-12-GB SCB-M5-16-GB SCB-M5-20-GB SCB-M5-25-GB SCB-M5-30-GB SCB-M6-16-GB SCB-M6-20-GB SCB-M6-25-GB SCB-M6-30-GB SCB-M6-40-GB SCB-M8-20-GB SCB-M8-30-GB SCB-M8-35-GB SCB-M8-40-GB SCB-M8-50-GB SCBS-M10-25-GB SCBS-M10-30-GB SCBS-M10-40-GB SCBS-M10-50-GB SCBS-M10-60-GB SCBS-M12-30-GB SCBS-M12-50-GB SCBS-M12-80-GB SCBS-M16-40-GB SCBS-M16-60-GB SCBS-M16-80-GB SCBS-M4-10-GB SCBS-M4-12-GB SCBS-M4-16-GB SCBS-M4-20-GB SCBS-M4-25-GB SCBS-M5-12-GB SCBS-M5-16-GB SCBS-M5-20-GB SCBS-M5-25-GB SCBS-M5-30-GB SCBS-M6-16-GB SCBS-M6-20-GB SCBS-M6-25-GB SCBS-M6-30-GB SCBS-M6-40-GB SCBS-M8-20-GB SCBS-M8-30-GB SCBS-M8-35-GB SCBS-M8-40-GB SCBS-M8-50-GB
ImageClamping Bolts - Flat Ball - with Reversal Prevention MechanismClamping Bolts - Flat Ball - with Reversal Prevention MechanismHex Socket Screws with Dog Point - SteelHex Socket Screws with Dog Point - Stainless SteelHex Socket Head Cap Screws with Dog Point - Steel
Part NameClamping Bolts - Flat Ball - with Reversal Prevention MechanismClamping Bolts - Flat Ball - with Reversal Prevention MechanismHex Socket Screws with Dog Point - SteelHex Socket Screws with Dog Point - Stainless SteelHex Socket Head Cap Screws with Dog Point - Steel
Part NumberSCB-FBSCBS-FBSDSSDSSSDB
FeatureFlat Ball
Limited Swivel Type
Flat Ball
Limited Swivel Type
Dog Point Tip ShapeDog Point Tip ShapeDog Point Tip Shape
materialSteelStainless SteelSteelStainless SteelSteel
Thread SizeM4 ~ M16M4 ~ M16M3 ~ M8M3 ~ M8M3 ~ M8
CADCADCADCADCADCAD
SpecificationsSpecificationsSpecificationsSpecificationsSpecificationsSpecifications
ListSCB-M10-25-FB SCB-M10-30-FB SCB-M10-40-FB SCB-M10-50-FB SCB-M10-60-FB SCB-M12-30-FB SCB-M12-50-FB SCB-M12-80-FB SCB-M16-40-FB SCB-M16-60-FB SCB-M16-80-FB SCB-M4-10-FB SCB-M4-12-FB SCB-M4-16-FB SCB-M4-20-FB SCB-M4-25-FB SCB-M5-12-FB SCB-M5-16-FB SCB-M5-20-FB SCB-M5-25-FB SCB-M5-30-FB SCB-M6-16-FB SCB-M6-20-FB SCB-M6-25-FB SCB-M6-30-FB SCB-M6-40-FB SCB-M8-20-FB SCB-M8-30-FB SCB-M8-35-FB SCB-M8-40-FB SCB-M8-50-FB SCBS-M10-25-FB SCBS-M10-30-FB SCBS-M10-40-FB SCBS-M10-50-FB SCBS-M10-60-FB SCBS-M12-30-FB SCBS-M12-50-FB SCBS-M12-80-FB SCBS-M16-40-FB SCBS-M16-60-FB SCBS-M16-80-FB SCBS-M4-10-FB SCBS-M4-12-FB SCBS-M4-16-FB SCBS-M4-20-FB SCBS-M4-25-FB SCBS-M5-12-FB SCBS-M5-16-FB SCBS-M5-20-FB SCBS-M5-25-FB SCBS-M5-30-FB SCBS-M6-16-FB SCBS-M6-20-FB SCBS-M6-25-FB SCBS-M6-30-FB SCBS-M6-40-FB SCBS-M8-20-FB SCBS-M8-30-FB SCBS-M8-35-FB SCBS-M8-40-FB SCBS-M8-50-FB SDS-M3 SDS-M4 SDS-M5 SDS-M6 SDS-M8 SDSS-M3 SDSS-M4 SDSS-M5 SDSS-M6 SDSS-M8 SDB-M3 SDB-M4 SDB-M5 SDB-M6 SDB-M8
ImageHex Socket Head Cap Screws with Dog Point - Stainless Steel
Part NameHex Socket Head Cap Screws with Dog Point - Stainless Steel
Part NumberSDBS
FeatureDog Point Tip Shape
materialStainless Steel
Thread SizeM3 ~ M8
CADCAD
SpecificationsSpecifications
ListSDBS-M3 SDBS-M4 SDBS-M5 SDBS-M6 SDBS-M8