Please be advised that due to large order volumes we are currently experiencing delays on our STANDARD delivery. All orders outside of our own van delivery area (link below) will have a 24 hour delay. This does not effect expedited services placed before 2pm.
https://www.orbitalfasteners.co.uk/delivery
Order enquiry? Call: 01923 777 777 Email
M4 / No.8 Resistorx 1/4" Security Bit TX - 20H
SKU Number: 3091020
204 in stock at Watford
Stock accurate as of 8th May 2026 10:01pm
Catalogue Page 131
Best Price
| Qty | Price per unit |
|---|---|
| 1 - 4 | £1.44Inc. VAT |
| 5 - 9 | £1.20Inc. VAT |
| 10+ | £1.08Inc. VAT |
1/4" Hex insert bit for resistorx security fasteners.
Let us and others know what you think of this product.
All reviews are extremely appreciated.
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No. 8 x 1/2" (4.2 x 13mm) Countersunk Self Tapping Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3081040
5735 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £4.92Inc. VAT |
| 1000 - 4999 | £4.10Inc. VAT |
| 5000 - 9999 | £3.70Inc. VAT |
| 10000+ | £3.29Inc. VAT |
No. 8 x 1" (4.2 x 25mm) Countersunk Self Tapping Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3081050
3410 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £7.40Inc. VAT |
| 1000 - 4999 | £6.17Inc. VAT |
| 5000 - 7999 | £5.56Inc. VAT |
| 8000+ | £4.93Inc. VAT |
No. 8 x 2" (4.2 x 50mm) Countersunk Self Tapping Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3081070
3342 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £14.98Inc. VAT |
| 500 - 2499 | £12.48Inc. VAT |
| 2500 - 3999 | £11.23Inc. VAT |
| 4000+ | £9.98Inc. VAT |
No. 8 x 1/2" (4.2 x 13mm) Button Self Tapping Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3071040
2050 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £6.11Inc. VAT |
| 1000 - 4999 | £5.09Inc. VAT |
| 5000 - 9999 | £4.58Inc. VAT |
| 10000+ | £4.07Inc. VAT |
No. 8 x 3/4" (4.2 x 19mm) Button Self Tapping Screw Resistorx Stainless Steel (A2 304) TX-15H
SKU Number: 3071050
1400 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £6.68Inc. VAT |
| 1000 - 4999 | £5.57Inc. VAT |
| 5000 - 9999 | £5.02Inc. VAT |
| 10000+ | £4.45Inc. VAT |
No. 8 x 1" (4.2 x 25mm) Button Self Tapping Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3071060
180 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £6.85Inc. VAT |
| 1000 - 4999 | £5.71Inc. VAT |
| 5000 - 7999 | £5.14Inc. VAT |
| 8000+ | £4.57Inc. VAT |
No. 8 x 1" 1/2 (4.2 x 38mm) Button Self Tapping Screw Resistorx Stainless Steel (A2 304) TX-15H
SKU Number: 3071080
1539 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £16.56Inc. VAT |
| 500 - 2499 | £13.80Inc. VAT |
| 2500 - 4999 | £12.42Inc. VAT |
| 5000+ | £11.04Inc. VAT |
No. 8 x 1" 1/2 (4.2 x 38mm) Countersunk Self Tapping Screws Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3081060
398 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £12.44Inc. VAT |
| 500 - 2499 | £10.37Inc. VAT |
| 2500 - 4999 | £9.34Inc. VAT |
| 5000+ | £8.29Inc. VAT |
M4 x 10 Countersunk Socket Machine Screw Resistorx Stainless steel (A2 304) TX-20H
SKU Number: 3061060
3241 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £5.56Inc. VAT |
| 1000 - 4999 | £4.63Inc. VAT |
| 5000 - 5999 | £4.16Inc. VAT |
| 6000+ | £3.71Inc. VAT |
M4 x 12 Countersunk Socket Machine Screw Resistorx Stainless steel (A2 304) TX-20H
SKU Number: 3061070
1217 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £5.90Inc. VAT |
| 1000 - 4999 | £4.92Inc. VAT |
| 5000 - 5999 | £4.43Inc. VAT |
| 6000+ | £3.94Inc. VAT |
M4 x 16 Countersunk Socket Machine Screw Resistorx Stainless steel (A2 304) TX-20H
SKU Number: 3061080
7759 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £5.96Inc. VAT |
| 1000 - 4999 | £4.97Inc. VAT |
| 5000 - 5999 | £4.48Inc. VAT |
| 6000+ | £3.97Inc. VAT |
M4 x 20 Countersunk Socket Machine Screw Resistorx Stainless steel (A2 304) TX-20H
SKU Number: 3061090
2237 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £7.20Inc. VAT |
| 1000 - 4999 | £6.00Inc. VAT |
| 5000 - 5999 | £5.40Inc. VAT |
| 6000+ | £4.80Inc. VAT |
M4 x 25 Countersunk Socket Machine Screw Resistorx Stainless steel (A2 304) TX-20H
SKU Number: 3061100
6600 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £10.20Inc. VAT |
| 500 - 2499 | £8.50Inc. VAT |
| 2500 - 2999 | £7.64Inc. VAT |
| 3000+ | £6.79Inc. VAT |
M4 x 30 Countersunk Socket Machine Screw Resistorx Stainless steel (A2 304) TX-20H
SKU Number: 3061110
280 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £6.05Inc. VAT |
| 500 - 2499 | £5.04Inc. VAT |
| 2500 - 3999 | £4.54Inc. VAT |
| 4000+ | £4.03Inc. VAT |
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1/4" Magnetic Hexagon Screwdriver Bit Holder, 60mm Long
SKU Number: 1121180
2339 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 4 | £2.71Inc. VAT |
| 5 - 9 | £2.26Inc. VAT |
| 10+ | £2.03Inc. VAT |
4.2 x 13mm Pan Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3096000
930 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £26.95Inc. VAT |
| 100 - 499 | £14.98Inc. VAT |
| 500 - 1999 | £13.48Inc. VAT |
| 2000+ | £11.98Inc. VAT |
4.2 x 19mm Pan Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3096010
Out of stock
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £34.30Inc. VAT |
| 100 - 499 | £19.06Inc. VAT |
| 500 - 1999 | £17.15Inc. VAT |
| 2000+ | £15.24Inc. VAT |
4.2 x 25mm Pan Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3096020
Out of stock
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £36.16Inc. VAT |
| 100 - 499 | £20.09Inc. VAT |
| 500 - 1999 | £18.08Inc. VAT |
| 2000+ | £16.07Inc. VAT |
4.2 x 38mm Pan Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3096030
200 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £44.20Inc. VAT |
| 100 - 499 | £24.55Inc. VAT |
| 500 - 1999 | £22.09Inc. VAT |
| 2000+ | £19.64Inc. VAT |
4.2 x 13mm Countersunk Head Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3097000
Out of stock
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £28.00Inc. VAT |
| 100 - 499 | £15.55Inc. VAT |
| 500 - 1999 | £13.99Inc. VAT |
| 2000+ | £12.44Inc. VAT |
4.2 x 19mm Countersunk Head Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3097010
Out of stock
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £29.94Inc. VAT |
| 100 - 499 | £16.63Inc. VAT |
| 500 - 1999 | £14.96Inc. VAT |
| 2000+ | £13.31Inc. VAT |
4.2 x 25mm Countersunk Head Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3097020
Out of stock
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £36.16Inc. VAT |
| 100 - 499 | £20.09Inc. VAT |
| 500 - 1999 | £18.08Inc. VAT |
| 2000+ | £16.07Inc. VAT |
4.2 x 38mm Countersunk Head Resistorx T20 Self Drill Screw, Delta Protekt Coated Steel
SKU Number: 3097030
340 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 99 | £44.20Inc. VAT |
| 100 - 499 | £24.55Inc. VAT |
| 500 - 1999 | £22.09Inc. VAT |
| 2000+ | £19.64Inc. VAT |
M4 x 6mm Pan Machine Screw, Resistorx TX20-H Bright Zinc Plated, DIN 7985 T
SKU Number: 5230100
42600 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 1999 | £2.78Inc. VAT |
| 2000 - 9999 | £1.55Inc. VAT |
| 10000 - 15999 | £1.39Inc. VAT |
| 16000+ | £1.24Inc. VAT |
M4 x 10mm Pan Machine Screw, Resistorx TX20-H Bright Zinc Plated, DIN 7985 T
SKU Number: 5230140
805 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 1999 | £3.06Inc. VAT |
| 2000 - 9999 | £1.69Inc. VAT |
| 10000 - 11999 | £1.52Inc. VAT |
| 12000+ | £1.36Inc. VAT |
M4 x 12mm Pan Machine Screw, Resistorx TX20-H Bright Zinc Plated, DIN 7985 T
SKU Number: 5230150
44815 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 1999 | £3.14Inc. VAT |
| 2000 - 9999 | £1.74Inc. VAT |
| 10000 - 11999 | £1.57Inc. VAT |
| 12000+ | £1.39Inc. VAT |
M4 x 16mm Pan Machine Screw, Resistorx TX20-H Bright Zinc Plated, DIN 7985 T
SKU Number: 5230160
13076 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 1999 | £5.63Inc. VAT |
| 2000 - 9999 | £3.13Inc. VAT |
| 10000 - 11999 | £2.82Inc. VAT |
| 12000+ | £2.50Inc. VAT |
M4 x 20mm Pan Machine Screw, Resistorx TX-20H Bright Zinc Plated, DIN 7985 T
SKU Number: 5230180
22140 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 1999 | £6.84Inc. VAT |
| 2000 - 9999 | £3.80Inc. VAT |
| 10000 - 11999 | £3.42Inc. VAT |
| 12000+ | £3.04Inc. VAT |
M4 x 8 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051058
10415 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £4.49Inc. VAT |
| 1000 - 4999 | £3.74Inc. VAT |
| 5000 - 5999 | £3.37Inc. VAT |
| 6000+ | £3.00Inc. VAT |
M4 x 10 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051060
6303 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £5.12Inc. VAT |
| 1000 - 4999 | £4.27Inc. VAT |
| 5000 - 5999 | £3.84Inc. VAT |
| 6000+ | £3.42Inc. VAT |
M4 x 12 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051070
7110 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £6.46Inc. VAT |
| 1000 - 4999 | £5.38Inc. VAT |
| 5000 - 5999 | £4.84Inc. VAT |
| 6000+ | £4.30Inc. VAT |
M4 x 16 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051080
Out of stock
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £6.79Inc. VAT |
| 1000 - 4999 | £5.66Inc. VAT |
| 5000 - 5999 | £5.10Inc. VAT |
| 6000+ | £4.54Inc. VAT |
M4 x 20 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051090
1532 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 999 | £7.94Inc. VAT |
| 1000 - 4999 | £6.62Inc. VAT |
| 5000 - 5999 | £5.96Inc. VAT |
| 6000+ | £5.30Inc. VAT |
M4 x 25 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051100
1861 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £9.24Inc. VAT |
| 500 - 2499 | £7.70Inc. VAT |
| 2500 - 3999 | £6.94Inc. VAT |
| 4000+ | £6.17Inc. VAT |
M4 x 30 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051110
1287 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £11.03Inc. VAT |
| 500 - 2499 | £9.19Inc. VAT |
| 2500 - 3999 | £8.27Inc. VAT |
| 4000+ | £7.36Inc. VAT |
M4 x 35 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051112
214 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £11.75Inc. VAT |
| 500 - 2499 | £9.79Inc. VAT |
| 2500 - 3999 | £8.81Inc. VAT |
| 4000+ | £7.84Inc. VAT |
M4 x 40 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051114
1647 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £13.37Inc. VAT |
| 500 - 2499 | £11.14Inc. VAT |
| 2500 - 2999 | £10.02Inc. VAT |
| 3000+ | £8.90Inc. VAT |
M4 x 50 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051116
361 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £18.00Inc. VAT |
| 500 - 2499 | £15.00Inc. VAT |
| 2500 - 2999 | £13.50Inc. VAT |
| 3000+ | £12.00Inc. VAT |
M4 x 60 Button Head Machine Screw Resistorx Stainless Steel (A2 304) TX-20H
SKU Number: 3051117
821 in stock at Watford
Best Price
| Qty | Price |
|---|---|
| 1 - 499 | £22.30Inc. VAT |
| 500 - 2499 | £18.58Inc. VAT |
| 2500 - 3999 | £16.72Inc. VAT |
| 4000+ | £14.86Inc. VAT |
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