Collection
Fastener assortment kits, screws, bolts, nuts and washers — standard ranges plus custom CNC machined parts made to your drawings. Small MOQ — orders start from 1 piece.
Phillips pan head machine screw in 304 stainless steel, with a chamfered head edge. Thread diameter M6, thread pitch 1mm, thread length 74.5–75.1mm, head diameter 12.3–12.6mm, head thickness 2.7–2.9mm. Measurements from one batch are for reference only. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Socket head cap screw in 304 stainless steel (A2-70), with a hex socket drive. Thread size M4, length under head 50mm, head height 3.82–4.00mm, head diameter 6.78–7.22mm, hex socket across flats 3.02–3.08mm. Measurements from one batch are for reference only. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Cross countersunk head machine screws with matching nuts and flat washers in a compartment box kit. Type A: 10 cells; Section B: 15 cells; Kit C: 24 cells. Includes M2, M3 and M4 screws in assorted lengths with matching nuts and washers. M stands for diameter and * for length (mm). Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Cross round head machine screws with matching nuts and flat washers in a compartment box kit. Kit A: 10 cells; Kit B: 15 cells; Kit C: 24 cells. Includes M2, M3 and M4 screws in assorted lengths with matching nuts and washers. M stands for diameter and * for length (mm). Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
PWM machine screws with built-in washers, nuts and flat washers in a compartment box kit. Kit A: 10 cells; Kit B: 15 cells; Kit C: 24 cells. Covers M2, M3 and M4 sizes — one box for hand DIY and repair work. M stands for diameter and * for length (mm). Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Nickel-plated self-tapping screws with washers in an assortment kit, supplied in a compartment storage box. Kit A: 10 cells; Kit B: 15 cells; Kit C: 24 cells. Sizes include M2, M3 and M4 screws in assorted lengths as shown in the pictures. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Cross countersunk head self-tapping screws in a compartment box kit. Available in 10, 15 and 24-cell boxes. KA sizes range from M2×4 to M2×16, M3×6 to M3×20 and M4×8 to M4×20, with a small quantity of PA M3 screws included. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Cross countersunk head self-tapping screws in loose bulk, made from carbon steel with a nickel-plated silver or black finish. The M3 series is shown on the main image; the specification pictures also list M4×10, M4×18 and M4×20 screws, with head diameters about 7.0-7.2 mm. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Household screw set of cross countersunk head self-tapping screws in a compartment box. A complete range of sizes for household repairs and furniture assembly, neatly stored by size in one box. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Belt buckle screws in an 11-piece mixed set with a screwdriver. Four sizes, No.1–No.4: thread 2 mm, 2.5 mm, 3 mm and 3 mm; lengths 3 mm, 4 mm, 4 mm and 5 mm; head diameter 4 mm throughout. Made for fastening automatic belt buckles. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Black computer case installation screw pack for PC builds and repairs. Includes 21 motherboard / 2.5-inch hard drive screws, 12 water cooling screws, 6 graphics card bezel / power supply screws and 8 screws for 3.5-inch hard drives — 47 pieces per pack. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Silver-finish PC case screw set for fixing motherboards, hard drives, power supplies and graphics cards. The 35-piece pack contains 23 motherboard / 2.5-inch hard drive screws, 7 power supply / graphics card bezel screws and 5 screws for 3.5-inch hard drives. Small MOQ — orders start from just 1 piece. To request a quote, send us the kit reference or a product photo, the quantity you need, and your delivery country.
Recommended articles
Buying guides, material notes, and stories for choosing with more confidence.
M6 × 1.0 × 20 — what do the numbers mean? How to measure screw diameter, length and thread pitch with calipers or a ruler, with a metric pitch chart.
Buying screw assortment kits for resale or workshop use? Check size coverage, contents, materials, the case and restocking before you order — a practical guide from Boltriver.
Request a custom screw quote with a simple checklist covering drawings, dimensions, material, finish, quantity, and delivery.
