Machine Screws - Slotted Countersunk - BSF

A machine screw is a type of screw that is commonly used in industrial and manufacturing applications to secure components within engines, electronic products and general machinery.

Countersunk machine screws are designed for installation in countersunk holes to enable them to sit flush within the finished surface. This type of fastener should be installed with a flat-bladed screwdriver or bit.

They are available in zinc plated, brass and stainless-steel finishes.

About BSF Thread

BSF (British Standard Fine) is an imperial thread Introduced as a fine-pitch alternative to BSW and commonly used in engineering and automotive applications in the UK.  It was superseded by the UNF thread type in the 1940’s.

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7 Items

Code Product Name Info Pack Size Price Qty
1/4 MSBFSCA4025050 1/4" BSF x 1/2" - Machine Screw Countersunk Slotted - A4 Stainless Steel - Pack of 4

Only 1 pack left in stock

4
£10.00 £12.00
1/4 MSBFSCA4025050
1/4" BSF x 1/2" - Machine Screw Countersunk Slotted - A4 Stainless Steel - Pack of 4

Only 1 pack left in stock

4
£10.00 £12.00
1/4 MSBFSCA4037075 3/8" BSF x 3/4" - Machine Screw Countersunk Slotted - A4 Stainless Steel - Pack of 5
5
£22.14 £26.57
1/4 MSBFSCA4037075
3/8" BSF x 3/4" - Machine Screw Countersunk Slotted - A4 Stainless Steel - Pack of 5
5
£22.14 £26.57
1/4 MSBFSCSC018075 3/16" BSF x 3/4" - Machine Screw Countersunk Slotted - Self Colour - Pack of 6
Only 1 pack left in stock. Alternatively this thread is interchangeable with size 2BA
6
£7.80 £9.36
1/4 MSBFSCSC018075
3/16" BSF x 3/4" - Machine Screw Countersunk Slotted - Self Colour - Pack of 6
Only 1 pack left in stock. Alternatively this thread is interchangeable with size 2BA
6
£7.80 £9.36
1/4 MSBFSCSC043250 7/16" BSF x 2 1/2" - Machine Screw Countersunk Slotted - Self Colour - Pack of 5
5
£17.19 £20.63
1/4 MSBFSCSC043250
7/16" BSF x 2 1/2" - Machine Screw Countersunk Slotted - Self Colour - Pack of 5
5
£17.19 £20.63
1/4 MSBFSCSC050100 1/2" BSF x 1" - Machine Screw Countersunk Slotted - Self Colour - Pack of 5
5
£13.40 £16.08
1/4 MSBFSCSC050100
1/2" BSF x 1" - Machine Screw Countersunk Slotted - Self Colour - Pack of 5
5
£13.40 £16.08
1/4 MSBFSCSC050125 1/2" BSF x 1 1/4" - Machine Screw Countersunk Slotted - Self Colour - Pack of 5
5
£14.09 £16.91
1/4 MSBFSCSC050125
1/2" BSF x 1 1/4" - Machine Screw Countersunk Slotted - Self Colour - Pack of 5
5
£14.09 £16.91
1/4 MSBFSCZP025137 1/4" BSF x 1 3/8" - Machine Screw Countersunk Slotted - BZP - Pack of 10
10
£8.60 £10.32
1/4 MSBFSCZP025137
1/4" BSF x 1 3/8" - Machine Screw Countersunk Slotted - BZP - Pack of 10
10
£8.60 £10.32
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7 Items