The following table chart defines standard metric external thread size M1.6 to M18 per. ANSI/ASME B1.13M-1995. These thread sizes and classes represent bolts and screws, as well, as other …

M6 : Basic Thread Dimensions (Pitch, minor & major diameters, depth, lead), Tolerance range for all applicable classes and much more

Sep 10, 2025 · Complete guide to M6 bolt dimensions with size chart, thread pitch, head size, lengths, and uses. Learn how to measure and choose the right M6 bolt.

For example, an M6 screw has a nominal outer diameter of 6 millimetres and will therefore be a well-located, co-axial fit in a hole drilled to 6 mm diameter.

Metric Screw Threads (M) profile, dimension and tolerance. M1.6, M2, M2.5, M3, M3.5, M4, M5, M6, M8, M10, M12, M14, M15, M16, M17, M18, M20, M22, M24, M25, M27, M30, M33, M35, M36, M39, …

The most common system adhered to is the ISO Metric Screw Thread, where designations like M6x1 signify a M6 screw with major diameter of 6 mm and a pitch of 1 mm.

Values include major diameter (d), pitch diameter (d2) and minor diameters (d1/d3). All dimensions are in millimeters. This chart complements the Metric Internal Thread Chart and the ISO metric thread …

To help you select the appropriate size and thread type for your project, this article provides an overview of metric thread tables, highlights the advantages and disadvantages of various pitches, and …

The metric M profile threads of tolerance class 6H/6g are intended for metric applications where the inch class 2A/2B have been used. At the minimum material limits, the 6H/6g results in a looser fit than the …

ISO 724 specifies basic dimensions of metric threads in accordance with ISO 261. Dimensions refer to the basic profile in accordance with ISO 68. The pitch varies from coarse to extra fine with up to 5 …