×
Instruments (Stringed)
Instruments by Price Range
Violins
Violas
Cellos
Basses
Acoustic-Electric
Eastman Instruments
Eastman Violins
Eastman Violas
Eastman Cellos
Eastman Basses
Electro-acoustic
GEWA Instruments
GEWA Violins
GEWA Violas
GEWA Cellos
GEWA & Rubner Basses
Glasser Carbon Instruments
Carbon Composite Violins
Carbon Composite Violas
Carbon Composite Cellos
German Instruments
German Violins
German Violas
German Cellos
Master Instruments
Unvarnished Instruments
Outfits
Outfits Sorted by Price
Violin Outfits
Viola Outfits
Cello Outfits
Bass Outfits
Eastman Outfits
Violin Outfits
Viola Outfits
Cello Outfits
Bass Outfits
GEWA Outfits
Violin Outfits, GEWA
Viola Outfits, GEWA
Cello Outfits, GEWA
Bass Outfits,GEWA
Glasser Carbon Cello Outfits
Fretted Instruments
GEWA Classical Guitars
Guitar Bags & Cases
Fretted Accessories
Bows
Bows Sorted by Price
Bows Under $100
Bows $100-$249
Bows $250-$499
Bows $500-$999
Bows Over $1000
Student Wood Bows
Fiberglass Bows
Carbon & Composite Bows
Richter & Werner Bows
W.E. Dörfler Bows
Master Dörfler Bows
Arcos Brasil Bows
Baroque Bows
Bow Accessories & Bags
Bow Care
Cases & Bags
Shaped Violin Cases
Classic Student & Advanced
Polycarbonate & FUN
AIR & Professional
Oblong Violin Cases
Classic Student Oblong
Polycarbon & FUN
BIO & BIO-Adjustable
Advanced & Professional
AIR & IDEA Violin, Viola Cases
AIR Violin Cases
IDEA Violin Cases
AIR & IDEA Viola Cases
Viola & Double Cases
Space Bag
GEWA Cello Cases
AIR Cello Cases
FUN Cello Cases
IDEA & Carbon Cello Cases
Cello Bags (& Tuba)
Eastman Cello Cases
Thermoplastic & PC Cases
Carbon & Fibreglass
Small Size Cello Cases
Bass Bags & Cases
Guitar Cases & Bags
Hard Shell Guitar Cases
Guitar Bags by GEWA
Guitar Case Straps
Bow Cases & Quivers
Backpacks, Straps & Parts
Accessories
Shoulder Rests & Pads
Violin Shoulder Rests
Viola Shoulder Rests
Poehland Pads & Foam
Shoulder Rest Parts
Chin Comforters & Pads
Rosin
Pirastro Rosin
Popular Rosins
Specialty Violin-Viola Rosins
Specialty Cello Rosins
Wiedoft & Kolstein Rosin
Hidersine, Hill & AB Rosin
Melos Rosin
Bass Rosins
Fine Tuners
Bow Accessories
Mutes
Wolftone Eliminators
Endpin Anchors & Wheels
Humidifiers & Hygrometers
Instrument, String & Bow Care
Wall Mounts & Displays
Instrument Stands
Music Stands & Accessories
Tuners & Metronomes
Gamba Accessories & Parts
Fretted Instrument Accessories
Fittings
Wood Chinrests
Quality Wood Chinrests
Pro Wood Chinrests
Tempel, Harmonie Chinrests
NERO Ebony Substitute
Wood Pegs
Quality Wood Pegs
Teller & Lorenz Pegs
Tempel Pegs
Les Bois d'Harmonie Pegs
Gamba/Baroque Pegs
Wood Tailpieces
Quality Wood Tailpieces
Teller & JSB Tailpieces
Tempel & Lorenz Tailpieces
B&C, & Bois d'Harmonie
NERO Tailpieces, Ebony Substitute
Endpins
Violin Endpins
Viola Endpins
Cello Endpins
Bass Endpins
Plastic Chinrests & Parts
Plastic & Composite
Chinrest Comforters
Chinrest Clamps & Keys
Mechanical Pegs, etc.
Perfection Planetary
Wittner Finetune Pegs
Cello Posture Key Pegs
Bass Machines & Extensions
Flamenco Uke & Mandolin
Endpin Parts & Accessories
Endpin Parts
Endpin Rods & Wheels
Endpin Anchors & Straps
Endpin Tools
Finetune Tailpieces & Parts
Wittner, Akusticus, etc.
Teller & Ulsa Finetune
Les Bois d'Harmonie
Tailcords & Parts
Fittings Sets
B&C Fittings Sets
NERO (Ebony Alternative)
NERO Violin Fittings
NERO Viola Fittings
NERO Cello Fittings
NERO Fingerboards, Nuts & Saddles
Peg Lubricant & Other
Peg Lubricant
Complete Fittings Sets
Strings
Pirastro
Thomastik
Larsen
Jargar
Warchal
Prim
Violin E strings, specialty
Gamba Strings, Fret & Tail Gut
Hannabach Guitar & Ukulele
KNOBLOCH Guitar Strings
Acoustic Guitar & Mandolin
Harp & Nyckelharpa
Erhu & Oud Strings
Snare Drum Wires/Strings
Super-Sensitive
Luthier Tools
Cutting Tools
Knives & Purfling Cutters
Chisels & Gouges
Planes, Blades & Handles
Saws & Scrapers
F-Hole Drills & Cutters
Peg Reamers & Shapers
Peg & Endpin Reamers
Peg Shapers & Parts
Power Peg Drivers & Reamers
Files & Rasps
Nut, Needle & Round Files
Hand Files, Flat & Half-round
Herdim Rasps & Files
File Handles & Cleaning
Clamps & Vises
Spool & Assembly Clamps
Repair & Joining Clamps
C-Clamps
Vises
Measuring Tools
Soundpost, Bridge & Nut Tools
Rib Bending
Glue Pots & Brushes, Lamps
Instrument Cradles
Brushes (Varnish & Glue)
Micro-Mesh & Sanding Supply
Peg Ringer Repair Tool
Sharpening Tools
Bow Making Tools (& Books)
Guitar Making Tools
Various Tools
Maker's Supplies
Bridges etc.
Korolia Bridges
Despiau Chevalets
Aubert a Mirecourt
Teller Bridges
Milo Stamm Cello Bridges
Gamba Bridges
Bass Bridge Adjusters
Bridge Parchment & Teflon
Tonewood
Spruce Tops
Maple Tonewood Sets
Maple Backs
Maple Ribs/Sides
Neck Blocks & Carved Necks
Blocks & Linings, Repair
Guitar Tonewood
Posts, Bars & Bushings
Varnish & Supplies
Oil & Spirit Varnishes, Shellac
Oils & Turpentine
Gums, Resins & Lacs
Stains, Colour & Natural Dyes
Other Ingredients
Polish, Pumice & Micro-Mesh
Brushes for Varnish & Glue
Fingerboards, Nuts, Veneer
Glues
Purfling
Fibre & Ebony Lining & Cork
Peg Paste & Drops
Guitar Making Supplies
Resealable & Bow Bags
Bow Maker's Supplies
Bow Hair
Frogs (finished)
Buttons with Screw
Screws & Eyelets
Semi-Finished Frogs & Buttons
Slides & Ebony Lining
Eyes
Grips & Lapping
Tips
Frog Parts
Bow Plugs & Wedges
Tools for Bow Makers
New Products
Books and Publications
Violin Making & Restoration
Bow Making & Restoration
Violin Makers & History
DVD Videos
Instrument Plans
BVS Catalogue Updates
Specials & Clearance
Specials & Featured News
Clearance
Strings Clearance
Login
Bosco Violin Supply
Menu
Login
Menu
Instruments (Stringed)
Outfits
Fretted Instruments
Bows
Cases & Bags
Accessories
Fittings
Strings
Luthier Tools
Maker's Supplies
Bow Maker's Supplies
New Products
Books and Publications
Specials & Clearance
Instruments by Price Range
Violins
Violas
Cellos
Basses
Acoustic-Electric
Eastman Instruments
Eastman Violins
Eastman Violas
Eastman Cellos
Eastman Basses
Electro-acoustic
GEWA Instruments
GEWA Violins
GEWA Violas
GEWA Cellos
GEWA & Rubner Basses
Glasser Carbon Instruments
Carbon Composite Violins
Carbon Composite Violas
Carbon Composite Cellos
German Instruments
German Violins
German Violas
German Cellos
Master Instruments
Unvarnished Instruments
Outfits Sorted by Price
Violin Outfits
Viola Outfits
Cello Outfits
Bass Outfits
Eastman Outfits
Violin Outfits
Viola Outfits
Cello Outfits
Bass Outfits
GEWA Outfits
Violin Outfits, GEWA
Viola Outfits, GEWA
Cello Outfits, GEWA
Bass Outfits,GEWA
Glasser Carbon Cello Outfits
GEWA Classical Guitars
Guitar Bags & Cases
Fretted Accessories
Bows Sorted by Price
Bows Under $100
Bows $100-$249
Bows $250-$499
Bows $500-$999
Bows Over $1000
Student Wood Bows
Fiberglass Bows
Carbon & Composite Bows
Richter & Werner Bows
W.E. Dörfler Bows
Master Dörfler Bows
Arcos Brasil Bows
Baroque Bows
Bow Accessories & Bags
Bow Care
Shaped Violin Cases
Classic Student & Advanced
Polycarbonate & FUN
AIR & Professional
Oblong Violin Cases
Classic Student Oblong
Polycarbon & FUN
BIO & BIO-Adjustable
Advanced & Professional
AIR & IDEA Violin, Viola Cases
AIR Violin Cases
IDEA Violin Cases
AIR & IDEA Viola Cases
Viola & Double Cases
Space Bag
GEWA Cello Cases
AIR Cello Cases
FUN Cello Cases
IDEA & Carbon Cello Cases
Cello Bags (& Tuba)
Eastman Cello Cases
Thermoplastic & PC Cases
Carbon & Fibreglass
Small Size Cello Cases
Bass Bags & Cases
Guitar Cases & Bags
Hard Shell Guitar Cases
Guitar Bags by GEWA
Guitar Case Straps
Bow Cases & Quivers
Backpacks, Straps & Parts
Shoulder Rests & Pads
Violin Shoulder Rests
Viola Shoulder Rests
Poehland Pads & Foam
Shoulder Rest Parts
Chin Comforters & Pads
Rosin
Pirastro Rosin
Popular Rosins
Specialty Violin-Viola Rosins
Specialty Cello Rosins
Wiedoft & Kolstein Rosin
Hidersine, Hill & AB Rosin
Melos Rosin
Bass Rosins
Fine Tuners
Bow Accessories
Mutes
Wolftone Eliminators
Endpin Anchors & Wheels
Humidifiers & Hygrometers
Instrument, String & Bow Care
Wall Mounts & Displays
Instrument Stands
Music Stands & Accessories
Tuners & Metronomes
Gamba Accessories & Parts
Fretted Instrument Accessories
Wood Chinrests
Quality Wood Chinrests
Pro Wood Chinrests
Tempel, Harmonie Chinrests
NERO Ebony Substitute
Wood Pegs
Quality Wood Pegs
Teller & Lorenz Pegs
Tempel Pegs
Les Bois d'Harmonie Pegs
Gamba/Baroque Pegs
Wood Tailpieces
Quality Wood Tailpieces
Teller & JSB Tailpieces
Tempel & Lorenz Tailpieces
B&C, & Bois d'Harmonie
NERO Tailpieces, Ebony Substitute
Endpins
Violin Endpins
Viola Endpins
Cello Endpins
Bass Endpins
Plastic Chinrests & Parts
Plastic & Composite
Chinrest Comforters
Chinrest Clamps & Keys
Mechanical Pegs, etc.
Perfection Planetary
Wittner Finetune Pegs
Cello Posture Key Pegs
Bass Machines & Extensions
Flamenco Uke & Mandolin
Endpin Parts & Accessories
Endpin Parts
Endpin Rods & Wheels
Endpin Anchors & Straps
Endpin Tools
Finetune Tailpieces & Parts
Wittner, Akusticus, etc.
Teller & Ulsa Finetune
Les Bois d'Harmonie
Tailcords & Parts
Fittings Sets
B&C Fittings Sets
NERO (Ebony Alternative)
NERO Violin Fittings
NERO Viola Fittings
NERO Cello Fittings
NERO Fingerboards, Nuts & Saddles
Peg Lubricant & Other
Peg Lubricant
Complete Fittings Sets
Pirastro
Thomastik
Larsen
Jargar
Warchal
Prim
Violin E strings, specialty
Gamba Strings, Fret & Tail Gut
Hannabach Guitar & Ukulele
KNOBLOCH Guitar Strings
Acoustic Guitar & Mandolin
Harp & Nyckelharpa
Erhu & Oud Strings
Snare Drum Wires/Strings
Super-Sensitive
Cutting Tools
Knives & Purfling Cutters
Chisels & Gouges
Planes, Blades & Handles
Saws & Scrapers
F-Hole Drills & Cutters
Peg Reamers & Shapers
Peg & Endpin Reamers
Peg Shapers & Parts
Power Peg Drivers & Reamers
Files & Rasps
Nut, Needle & Round Files
Hand Files, Flat & Half-round
Herdim Rasps & Files
File Handles & Cleaning
Clamps & Vises
Spool & Assembly Clamps
Repair & Joining Clamps
C-Clamps
Vises
Measuring Tools
Soundpost, Bridge & Nut Tools
Rib Bending
Glue Pots & Brushes, Lamps
Instrument Cradles
Brushes (Varnish & Glue)
Micro-Mesh & Sanding Supply
Peg Ringer Repair Tool
Sharpening Tools
Bow Making Tools (& Books)
Guitar Making Tools
Various Tools
Bridges etc.
Korolia Bridges
Despiau Chevalets
Aubert a Mirecourt
Teller Bridges
Milo Stamm Cello Bridges
Gamba Bridges
Bass Bridge Adjusters
Bridge Parchment & Teflon
Tonewood
Spruce Tops
Maple Tonewood Sets
Maple Backs
Maple Ribs/Sides
Neck Blocks & Carved Necks
Blocks & Linings, Repair
Guitar Tonewood
Posts, Bars & Bushings
Varnish & Supplies
Oil & Spirit Varnishes, Shellac
Oils & Turpentine
Gums, Resins & Lacs
Stains, Colour & Natural Dyes
Other Ingredients
Polish, Pumice & Micro-Mesh
Brushes for Varnish & Glue
Fingerboards, Nuts, Veneer
Glues
Purfling
Fibre & Ebony Lining & Cork
Peg Paste & Drops
Guitar Making Supplies
Resealable & Bow Bags
Bow Hair
Frogs (finished)
Buttons with Screw
Screws & Eyelets
Semi-Finished Frogs & Buttons
Slides & Ebony Lining
Eyes
Grips & Lapping
Tips
Frog Parts
Bow Plugs & Wedges
Tools for Bow Makers
Violin Making & Restoration
Bow Making & Restoration
Violin Makers & History
DVD Videos
Instrument Plans
BVS Catalogue Updates
Specials & Featured News
Clearance
Strings Clearance
My Account
Info
Home
Bow Maker's Supplies
Screws & Eyelets
Bronze Eyelet, metric thread
Bronze Eyelet, metric thread
Bronze Eyelet, metric thread
Bronze eyelets are harder than brass, and are a recommended match for titanium screws.
Instrument
Shank (S)
Length (L)
Width (W)
Thread (T) Metric
Violin/Viola
3.0 mm
5.0 mm
3.85 mm
3mm
Cello
3.0 mm
6.0 mm
4.0 mm
3mm
Bass
4.0 mm
6.0 mm
5.0 mm
4mm
× Close
The Future of Ebony
Helpful Info
Where to buy
Apply for Trade Account
Contact Us
About Us
Login
Boskovic & Co. Mfg. Ltd.
Bosco Violin Supply™
©2026
Alert!
×
Confirm
OK
