Hobson Metric Socket Countersunk Screw, M12 / 40

The Hobson metric socket countersunk screw has a metric thread and is alloy steel (per the Hobson guide for this class), zinc plated finish, class 10.9. There are 19 items: M6 to M24, in lengths from 12mm to 60mm. Head style: CSK, Countersunk Head.

The head is tapered so that it sits flush in a countersunk hole. This item is Class 10.9. Class 10.9 is alloy steel, quenched and tempered, for metric sizes M6 to M48. It changes with the size and length.

Where this product is used

• Fastening where the head is to sit flush in a countersunk hole
• Driven from the socket in the head with a matching key or bit
• Replacing a countersunk socket screw of the same thread form, size and length

Features

• 19 items: M6 to M24
• Metric thread, socket countersunk screw
• Alloy steel, quenched and tempered for this class
• Zinc plated finish

Key specifications

Choosing the right option

Choose the thread form first: the screw must match its nut or tapped hole in thread form, diameter and pitch.

Related socket screws: Hobson Metric Flat Head Socket Screw, Grade 12.9 Alloy Steel, Plain, M3 to M24, Hobson Metric Flat Head Socket Screw, Grade 12.9 Alloy Steel, Zinc, M4 to M20 and Hobson Metric Button Head Socket Screw, Grade 12.9 Alloy Steel, Zinc, M4 to M12.