Fasteners & Hardware
Hex bolts, flange bolts, nuts, anchors and non-standard fasteners in carbon steel, stainless and coated finishes. Grade, thread pitch and coating decide the price long before the quantity does, so quotes are built from those three fields.
Also searched as: hex bolts bulk, fasteners supplier China, flange bolts wholesale, stainless fasteners manufacturer
Browse by part type
Where we have a part number, you can open its photos, dimensions, fitment and packing. For the other part types, send a drawing, a sample or an OE number and we quote against that.
Hex Bolts & Flange Bolts
Hex head, flange and socket head bolts in property classes 8.8 and 10.9, in plain, zinc plated, hot-dip galvanised and zinc-flake finishes.
Hex Nuts, Flange Nuts & Lock Nuts
Hex nuts, flange nuts, nylon insert lock nuts and all-metal prevailing torque nuts in classes 8 and 10, with the same coating options as our bolts.
O-Rings & Seal Assortments
O-ring assortments in SAE and metric sizes, packed separately because a workshop that buys one box almost always wants one system, not both.
Concrete Anchors & Fixings
Wedge anchors, sleeve anchors, drop-in anchors and through bolts for concrete and masonry.
Non-Standard & Custom Fasteners
Cold-headed, turned and stamped fasteners to drawing: shoulder bolts, weld studs, captive screws, security screws and assembly-specific parts that no DIN standard covers.
Socket Head Cap Screws
Cylindrical socket head screws to ISO 4762, quoted by diameter, pitch, length, property class, material and coating as six separate fields.
Nuts & Lock Nuts
Hex, flange, nylon-insert and all-metal lock nuts, quoted on thread, property class and across-flats.
Plain Washers & Adjustment Shims
Plain washers to ISO 7089 and precision shims, quoted on inside diameter, outside diameter and thickness rather than on the bolt size they are sold against.
Retaining Rings & Circlips
Shaft rings to DIN 471 and bore rings to DIN 472, quoted on nominal diameter, thickness and groove dimensions.
Dowel Pins & Spring Pins
Solid dowel pins and slotted spring pins, quoted on diameter, length, tolerance and material.
Threaded Rods & Double-Ended Studs
Threaded rod to DIN 976-1 and double-ended studs, quoted on thread, overall length, property class and the treatment of both ends.
Hose Clamps
Worm-drive hose clamps quoted on clamping range, band width and material grade, with W1, W2 and W4 versions kept apart.
Rubber Anti-Vibration Mounts
Male-male, female-female and male-female rubber mounts, quoted on diameter, height, thread, rubber hardness and load.
Part numbers in the catalogue
15–25 days→ LZ-RN-1406Rivet Nut Assortment (Carbon Steel) Carbon steel; plating confirmed at sample stage Quoted per order
Quoted per order→ LZ-OR-4071O-Ring Assortment, SAE, 407 pcs NBR standard; FKM quoted separately Quoted per order
Quoted per order→ LZ-OR-4191O-Ring Assortment, Metric, 419 pcs NBR standard; FKM quoted separately Quoted per order
Quoted per order→
Questions that come up before an order
What decides the price?+
Property class, thread standard and coating, in that order. Quantity matters after those three are fixed.
Do you supply material certificates?+
Mill certificates come with the steel when the mill issues them. We pass on what we are given and do not print certificates ourselves.
Not sure which subcategory the part belongs to?
Send a photo and a few dimensions. Sorting out what a part is takes one email, and it saves a wrong order.