Now my factory can produce bore stalk turns,opening turn,inside( saw) tooth turn outside(saw) tooth and abnormal shape turn standards and kinds of car, motorcycle,machine tight firmware and related non-standard products 20 million yuan every year. circlips,washers.
Our products range:bolts, nuts, wood screws, machine screws, self-tapping screws, spring washers, flat washers, anchors etc. according to DIN, ANSI, BS and JIS standard. Made from carbon steel at Grado 4.8, 6.8, 8.8, 10.9, 12.9 with ACABADO of plain, black, zinc(bright/yellow), brass, nickel, chrome, etc.
hex bolt, self-drilling screw
production and sales of stainless steel self tapping screws,Mechanical screws,nuts, rivets,washers（plain washers and spring washers）,wedge anchor, stainless steel undercut anchor, aluminum extrusions, expansion screws and other standard or non-standard fasteners and curtain wall accessories.
Lederer has been one of the leading suppliers of stainless steel fasteners for more than 40 years and offers more than 20,000 different articles direct from stock:
- screws, pins, nuts, rings, washers
- made from stainless steel, carbon steel and non-ferrous materials （A4-80、Duplex Stainless Steel）
- standard and designed parts
- DIN, EN, ISO and inhouse
- special parts by drawings and special materials
Lederer is big enough to realise even substantial and elaborate projects (we will be glad to provide references), and small enough to react quickly, flexibly and unbureaucratically to market and customer requirements.
Supply all kinds of standard and non-standard washer,like Flat washer,Spring washer, Square washer, ,hardened steelwasher and Cup washer, Wave washer etc. The materials are like Carbon steel, Stainless steel, Copper, Aluminium, Electrical insulating fibre, EPDM etc.
2.Supply flat washer:
ANSI/ASME B18,USS,SAE,FENDER,Sesco washer etc.
3.Supply spring washer:
4.Supply square and taper washer:
5.Model NU:DIN,USS,SAE,BS,AS,NFE and non standard
Spring washers, springs, tension springs, and torsion springs.
Materials: 70#, 65M, 304, 316
Tension springs, pressure springs, torsion springs, pagoda springs, and specialty springs in diameter from 0.2mm to 10mm
Spring washers, wave spring washers GB7246-87, curved spring washers GB7245-87, heavy-duty spring washers GB7244-87, and single coil spring lock washer for assembly GB9074.26.
Standard: GB, ANSI, BS, DIN, etc. in diameter from 2 to 30 are available.
Pressing parts, Hex wrench,Standard fasteners and non-standard, such as the standards GB/DIN/ANSI/ASME/JIS/UNI/NFE/AS/ISO etc. The pressing parts are involved in home, hardware and machinery,electrical, and vehicles etc. The washers are like normal washer, HV washer, stainless washer, insulated washer and spring washer etc. The screws are like drywall screw, Chipboard screw etc.