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Products

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.

Bolts, Nuts & Washers

1 product

Bolts, Nuts & Washers

304 Stainless Steel Hex Bolt Set - M6 × 85

Hex bolt set in 304 stainless steel (A2-70). The set includes an M6 × 85 hex head bolt (thread diameter 6mm, thread pitch 1mm, length 85mm, across flats 9.64–10mm, head thickness 3.76–4.15mm), an M6 hex nut, an M6 flat washer (M6 × 12 × 1.6) and an M6 spring washer. 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.

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Guides for choosing well

Buying guides, material notes, and stories for choosing with more confidence.

Buying Guides

How to Measure a Screw: Diameter, Length and Thread Pitch Explained

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.

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Buying Guides

How to Choose a Screw Assortment Kit: A Buyer's Guide for Retailers, Distributors and Repair Shops

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.

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Buying Guides

How to Request a Quote for Custom Screws

Request a custom screw quote with a simple checklist covering drawings, dimensions, material, finish, quantity, and delivery.

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