M10 x 21mm x 1.2mm Stainless A4-70 G316 Flat Washers HEC Standard
These flat round washers are available in brass, plain steel, zinc plated steel, galvanised steel or grade 304 or 316 stainless steel. Comes in metric sizing from sizes M02 through to M72. Features: Assists in distributing the load of a threaded fastener Comes in metric sizing from sizes M02 through to M72 Suitable for connection of many items such as machines, home decoration and automobile Flat round washers – quick reference Code Size Specs Qty WFBPM03 M03 x 7.0 x 0.5mm brass 200 WFBPM04 M04 x 9.0 x 0.5mm brass 200 WFBPM05 M05 x 10.0 x 0.8mm brass 200 WFBPM06 M06 x 12.5 x 1.0mm brass 100 WFBPM08 M08 x 17.0 x 1.2mm brass 100 WFBPM12 M12 x 24.0 x 1.6mm brass 100 WFBPM16 M16 x 30.0 x 2.0mm brass 100 WFBPM20 M20 x 37.0 x 2.0mm brass 100 WFBPM24 M24 x 44.0 x 2.0mm brass 100 WFBPM10 M10 x 21.0 x 1.0mm brass 100 WF250GM0616HP M06 x 16.0 x 1.4mm HGD 500 WF250GM0816HP M08 x 19.0 x 1.6mm HGD 500 WF250GM1020HP M10 x 22.5 x 2.0mm HGD 500 WF250GM1225HP M12 x 27.5 x 2.3mm HGD 200 WF250GM1630HP M16 x 33.5 x 2.8mm HGD 200 WF250GM2030HP M20 x 38.0 x 3.0mm HGD 150 WF250GM2230HP M22 x 46.5 x 3.0mm HGD 50 WF250GM2440HP M24 x 52.0 x 4.0mm HGD 25 WF250GM2740HP M27 x 62.0 x 4.0mm HGD 25 WF250GM3040HP M30 x 58.0 x 4.0mm HGD 25 WF250GM3340HP M33 x 63.0 x 4.0mm HGD 25 WF250GM3640HP M36 x 70.0 x 5.0mm HGD 25 WF250GM3950HP M39 x 77.0 x 5.0mm HGD 10 WF250GM4250HP M42 x 77.0 x 5.0mm HGD 10 WF250GM4560HP M45 x 90.0 x 6.0mm HGD 10 WF250GM4860HP M48 x 90.0 x 6.0mm HGD 10 WF250GM4880HP M48 x 92.0 x 8.0mm HDG 30 WF250GM5260HP M52 x 100.0 x 6.0mm HGD 10 WF250GM5660HP M56 x 119.0 x 7.0mm HGD 10 WF250GM6460HP M64 x 125.0 x 7.0mm HGD 10 WF250GM7260HP M72 x 124.0 x 8.0mm HGD 10 WFPSM06 M06 x 16.0 x 1.4mm plain 500 WFPSM08 M08 x 19.0 x 1.6mm plain 500 WFPSM10 M10 x 22.5 x 2.0mm plain 500 WFPSM12 M12 x 27.5 x 2.25mm plain 200 WFPSM16 M16 x 33.5 x 2.75mm plain 200 WFPSM20 M20 x 38.0 x 3.0mm plain 150 WFPSM22 M22 x 46.5 x 3.0mm plain 50 WFPSM24 M24 x 52.0 x 4.0mm plain 25 WFPSM27 M27 x 62.0 x 4.0mm plain 25 WFPSM30 M30 x 58.0 x 4.0mm plain 25 WFPSM33 M33 x 63.0 x 4.0mm plain 25 WFPSM3370 M33 x 70.0 x 5.5mm plain 10 WFPSM36 M36 x 72.0 x 8.0mm plain 25 WFPSM39 M39 x 77.0 x 5.0mm plain 10 WFPSM42 M42 x 77.0 x 5.0mm plain 10 WFPSM45 M45 x 90.0 x 6.0mm plain 10 WFPSM48 M48 x 90.0 x 6.0mm plain 10 WFPSM52 M52 x 100 x 6.0mm plain 10 WFPSM56 M56 x 119 x 7.0mm plain 10 WFPSM64 M64 x 125 x 7.0mm plain 10
These flat round washers are available in brass, plain steel, zinc plated steel, galvanised steel or grade 304 or 316 stainless steel. Comes in metric sizing from sizes M02 through to M72. Features: Assists in distributing the load of a threaded fastener Comes in metric sizing from sizes M02 through to M72 Suitable for connection of many items such as machines, home decoration and automobile Flat round washers – quick reference Code Size Specs Qty WFBPM03 M03 x 7.0 x 0.5mm brass 200 WFBPM04 M04 x 9.0 x 0.5mm brass 200 WFBPM05 M05 x 10.0 x 0.8mm brass 200 WFBPM06 M06 x 12.5 x 1.0mm brass 100 WFBPM08 M08 x 17.0 x 1.2mm brass 100 WFBPM12 M12 x 24.0 x 1.6mm brass 100 WFBPM16 M16 x 30.0 x 2.0mm brass 100 WFBPM20 M20 x 37.0 x 2.0mm brass 100 WFBPM24 M24 x 44.0 x 2.0mm brass 100 WFBPM10 M10 x 21.0 x 1.0mm brass 100 WF250GM0616HP M06 x 16.0 x 1.4mm HGD 500 WF250GM0816HP M08 x 19.0 x 1.6mm HGD 500 WF250GM1020HP M10 x 22.5 x 2.0mm HGD 500 WF250GM1225HP M12 x 27.5 x 2.3mm HGD 200 WF250GM1630HP M16 x 33.5 x 2.8mm HGD 200 WF250GM2030HP M20 x 38.0 x 3.0mm HGD 150 WF250GM2230HP M22 x 46.5 x 3.0mm HGD 50 WF250GM2440HP M24 x 52.0 x 4.0mm HGD 25 WF250GM2740HP M27 x 62.0 x 4.0mm HGD 25 WF250GM3040HP M30 x 58.0 x 4.0mm HGD 25 WF250GM3340HP M33 x 63.0 x 4.0mm HGD 25 WF250GM3640HP M36 x 70.0 x 5.0mm HGD 25 WF250GM3950HP M39 x 77.0 x 5.0mm HGD 10 WF250GM4250HP M42 x 77.0 x 5.0mm HGD 10 WF250GM4560HP M45 x 90.0 x 6.0mm HGD 10 WF250GM4860HP M48 x 90.0 x 6.0mm HGD 10 WF250GM4880HP M48 x 92.0 x 8.0mm HDG 30 WF250GM5260HP M52 x 100.0 x 6.0mm HGD 10 WF250GM5660HP M56 x 119.0 x 7.0mm HGD 10 WF250GM6460HP M64 x 125.0 x 7.0mm HGD 10 WF250GM7260HP M72 x 124.0 x 8.0mm HGD 10 WFPSM06 M06 x 16.0 x 1.4mm plain 500 WFPSM08 M08 x 19.0 x 1.6mm plain 500 WFPSM10 M10 x 22.5 x 2.0mm plain 500 WFPSM12 M12 x 27.5 x 2.25mm plain 200 WFPSM16 M16 x 33.5 x 2.75mm plain 200 WFPSM20 M20 x 38.0 x 3.0mm plain 150 WFPSM22 M22 x 46.5 x 3.0mm plain 50 WFPSM24 M24 x 52.0 x 4.0mm plain 25 WFPSM27 M27 x 62.0 x 4.0mm plain 25 WFPSM30 M30 x 58.0 x 4.0mm plain 25 WFPSM33 M33 x 63.0 x 4.0mm plain 25 WFPSM3370 M33 x 70.0 x 5.5mm plain 10 WFPSM36 M36 x 72.0 x 8.0mm plain 25 WFPSM39 M39 x 77.0 x 5.0mm plain 10 WFPSM42 M42 x 77.0 x 5.0mm plain 10 WFPSM45 M45 x 90.0 x 6.0mm plain 10 WFPSM48 M48 x 90.0 x 6.0mm plain 10 WFPSM52 M52 x 100 x 6.0mm plain 10 WFPSM56 M56 x 119 x 7.0mm plain 10 WFPSM64 M64 x 125 x 7.0mm plain 10
Last updated at 14/05/2026 09:33:53
M10 X 21mm X 1.2mm Stainless A4-70 G316 Flat Washer Hec Standard
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Qty 1 Flat Round Washer M10 X 21mm X 1.2mm Stainless A4-70 G316
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Pack Of 2 Stainless G316 M10 X 21mm X 1.2mm Flat Washers Hec Standard
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Qty 10 Flat Washer M10 (10mm) X 21mm X 1.2mm Marine Stainless Steel Ss
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Pack Of 20 Stainless G316 M10 X 21mm X 1.2mm Flat Washers Hec Standard
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
M10 x 21mm x 1.2mm Stainless A4-70 G316 Flat Washers HEC Standard
Next-day delivery $5
Washers - flat round (Size: M10 x 20.0 x 1.2mm, Material: stainless steel - grade 316)
Delivery between 15–21 May $15
originally posted on boltandnut.com.au
These washers had "316" stamped into the washers. You don't see that very much these days. I usually have to put a magnet over so-called "stainless" items to make sure.
originally posted on boltandnut.com.au
Excellent products and excellent service. All good
originally posted on boltandnut.com.au
These are a much better fit on M12 bolts than regular "M12" washers. Minimum I.D. is approximately 12.1mm.
| Alternative Brands | Inox World | Brighton Best | Bremick Fasteners |
| Brand | Hobson Engineering |
| Class Grade | A4-70 G316 |
| Corrosion Protection Level | Ultimate |
| Custom Label 0 | Washers|Flat Round Washers |
M10 X 21mm X 1.2mm Stainless A4-70 G316 Flat Washer Hec Standard
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Qty 1 Flat Round Washer M10 X 21mm X 1.2mm Stainless A4-70 G316
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Pack Of 2 Stainless G316 M10 X 21mm X 1.2mm Flat Washers Hec Standard
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Qty 10 Flat Washer M10 (10mm) X 21mm X 1.2mm Marine Stainless Steel Ss
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Pack Of 20 Stainless G316 M10 X 21mm X 1.2mm Flat Washers Hec Standard
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
These washers had "316" stamped into the washers. You don't see that very much these days. I usually have to put a magnet over so-called "stainless" items to make sure.
Excellent products and excellent service. All good
These are a much better fit on M12 bolts than regular "M12" washers. Minimum I.D. is approximately 12.1mm.
I know your product are of the highest quality and your service is of the higest rating. 11 out of 10. I will always buy your quality product from your shop. Bill
Great - they're flat, round and have the right sized hole in them - exactly what i wanted.
very good quality and quick shipping
Exactly as described. Super quick delivery. Packed well. Thank you.i
Products are always good quality, competitive price and arrive quickly. Very good all round.
Fast delivery. High quality well specified precision stainless steel bolts and washers. Happy with both products and services.
Items high quality as expected and delivery on time to the first day of the delivery window.
| Alternative Brands | Inox World | Brighton Best | Bremick Fasteners |
| Brand | Hobson Engineering |
| Class Grade | A4-70 G316 |
| Corrosion Protection Level | Ultimate |
| Custom Label 0 | Washers|Flat Round Washers |
These flat round washers are available in brass, plain steel, zinc plated steel, galvanised steel or grade 304 or 316 stainless steel. Comes in metric sizing from sizes M02 through to M72. Features: Assists in distributing the load of a threaded fastener Comes in metric sizing from sizes M02 through to M72 Suitable for connection of many items such as machines, home decoration and automobile Flat round washers – quick reference Code Size Specs Qty WFBPM03 M03 x 7.0 x 0.5mm brass 200 WFBPM04 M04 x 9.0 x 0.5mm brass 200 WFBPM05 M05 x 10.0 x 0.8mm brass 200 WFBPM06 M06 x 12.5 x 1.0mm brass 100 WFBPM08 M08 x 17.0 x 1.2mm brass 100 WFBPM12 M12 x 24.0 x 1.6mm brass 100 WFBPM16 M16 x 30.0 x 2.0mm brass 100 WFBPM20 M20 x 37.0 x 2.0mm brass 100 WFBPM24 M24 x 44.0 x 2.0mm brass 100 WFBPM10 M10 x 21.0 x 1.0mm brass 100 WF250GM0616HP M06 x 16.0 x 1.4mm HGD 500 WF250GM0816HP M08 x 19.0 x 1.6mm HGD 500 WF250GM1020HP M10 x 22.5 x 2.0mm HGD 500 WF250GM1225HP M12 x 27.5 x 2.3mm HGD 200 WF250GM1630HP M16 x 33.5 x 2.8mm HGD 200 WF250GM2030HP M20 x 38.0 x 3.0mm HGD 150 WF250GM2230HP M22 x 46.5 x 3.0mm HGD 50 WF250GM2440HP M24 x 52.0 x 4.0mm HGD 25 WF250GM2740HP M27 x 62.0 x 4.0mm HGD 25 WF250GM3040HP M30 x 58.0 x 4.0mm HGD 25 WF250GM3340HP M33 x 63.0 x 4.0mm HGD 25 WF250GM3640HP M36 x 70.0 x 5.0mm HGD 25 WF250GM3950HP M39 x 77.0 x 5.0mm HGD 10 WF250GM4250HP M42 x 77.0 x 5.0mm HGD 10 WF250GM4560HP M45 x 90.0 x 6.0mm HGD 10 WF250GM4860HP M48 x 90.0 x 6.0mm HGD 10 WF250GM4880HP M48 x 92.0 x 8.0mm HDG 30 WF250GM5260HP M52 x 100.0 x 6.0mm HGD 10 WF250GM5660HP M56 x 119.0 x 7.0mm HGD 10 WF250GM6460HP M64 x 125.0 x 7.0mm HGD 10 WF250GM7260HP M72 x 124.0 x 8.0mm HGD 10 WFPSM06 M06 x 16.0 x 1.4mm plain 500 WFPSM08 M08 x 19.0 x 1.6mm plain 500 WFPSM10 M10 x 22.5 x 2.0mm plain 500 WFPSM12 M12 x 27.5 x 2.25mm plain 200 WFPSM16 M16 x 33.5 x 2.75mm plain 200 WFPSM20 M20 x 38.0 x 3.0mm plain 150 WFPSM22 M22 x 46.5 x 3.0mm plain 50 WFPSM24 M24 x 52.0 x 4.0mm plain 25 WFPSM27 M27 x 62.0 x 4.0mm plain 25 WFPSM30 M30 x 58.0 x 4.0mm plain 25 WFPSM33 M33 x 63.0 x 4.0mm plain 25 WFPSM3370 M33 x 70.0 x 5.5mm plain 10 WFPSM36 M36 x 72.0 x 8.0mm plain 25 WFPSM39 M39 x 77.0 x 5.0mm plain 10 WFPSM42 M42 x 77.0 x 5.0mm plain 10 WFPSM45 M45 x 90.0 x 6.0mm plain 10 WFPSM48 M48 x 90.0 x 6.0mm plain 10 WFPSM52 M52 x 100 x 6.0mm plain 10 WFPSM56 M56 x 119 x 7.0mm plain 10 WFPSM64 M64 x 125 x 7.0mm plain 10
These flat round washers are available in brass, plain steel, zinc plated steel, galvanised steel or grade 304 or 316 stainless steel. Comes in metric sizing from sizes M02 through to M72. Features: Assists in distributing the load of a threaded fastener Comes in metric sizing from sizes M02 through to M72 Suitable for connection of many items such as machines, home decoration and automobile Flat round washers – quick reference Code Size Specs Qty WFBPM03 M03 x 7.0 x 0.5mm brass 200 WFBPM04 M04 x 9.0 x 0.5mm brass 200 WFBPM05 M05 x 10.0 x 0.8mm brass 200 WFBPM06 M06 x 12.5 x 1.0mm brass 100 WFBPM08 M08 x 17.0 x 1.2mm brass 100 WFBPM12 M12 x 24.0 x 1.6mm brass 100 WFBPM16 M16 x 30.0 x 2.0mm brass 100 WFBPM20 M20 x 37.0 x 2.0mm brass 100 WFBPM24 M24 x 44.0 x 2.0mm brass 100 WFBPM10 M10 x 21.0 x 1.0mm brass 100 WF250GM0616HP M06 x 16.0 x 1.4mm HGD 500 WF250GM0816HP M08 x 19.0 x 1.6mm HGD 500 WF250GM1020HP M10 x 22.5 x 2.0mm HGD 500 WF250GM1225HP M12 x 27.5 x 2.3mm HGD 200 WF250GM1630HP M16 x 33.5 x 2.8mm HGD 200 WF250GM2030HP M20 x 38.0 x 3.0mm HGD 150 WF250GM2230HP M22 x 46.5 x 3.0mm HGD 50 WF250GM2440HP M24 x 52.0 x 4.0mm HGD 25 WF250GM2740HP M27 x 62.0 x 4.0mm HGD 25 WF250GM3040HP M30 x 58.0 x 4.0mm HGD 25 WF250GM3340HP M33 x 63.0 x 4.0mm HGD 25 WF250GM3640HP M36 x 70.0 x 5.0mm HGD 25 WF250GM3950HP M39 x 77.0 x 5.0mm HGD 10 WF250GM4250HP M42 x 77.0 x 5.0mm HGD 10 WF250GM4560HP M45 x 90.0 x 6.0mm HGD 10 WF250GM4860HP M48 x 90.0 x 6.0mm HGD 10 WF250GM4880HP M48 x 92.0 x 8.0mm HDG 30 WF250GM5260HP M52 x 100.0 x 6.0mm HGD 10 WF250GM5660HP M56 x 119.0 x 7.0mm HGD 10 WF250GM6460HP M64 x 125.0 x 7.0mm HGD 10 WF250GM7260HP M72 x 124.0 x 8.0mm HGD 10 WFPSM06 M06 x 16.0 x 1.4mm plain 500 WFPSM08 M08 x 19.0 x 1.6mm plain 500 WFPSM10 M10 x 22.5 x 2.0mm plain 500 WFPSM12 M12 x 27.5 x 2.25mm plain 200 WFPSM16 M16 x 33.5 x 2.75mm plain 200 WFPSM20 M20 x 38.0 x 3.0mm plain 150 WFPSM22 M22 x 46.5 x 3.0mm plain 50 WFPSM24 M24 x 52.0 x 4.0mm plain 25 WFPSM27 M27 x 62.0 x 4.0mm plain 25 WFPSM30 M30 x 58.0 x 4.0mm plain 25 WFPSM33 M33 x 63.0 x 4.0mm plain 25 WFPSM3370 M33 x 70.0 x 5.5mm plain 10 WFPSM36 M36 x 72.0 x 8.0mm plain 25 WFPSM39 M39 x 77.0 x 5.0mm plain 10 WFPSM42 M42 x 77.0 x 5.0mm plain 10 WFPSM45 M45 x 90.0 x 6.0mm plain 10 WFPSM48 M48 x 90.0 x 6.0mm plain 10 WFPSM52 M52 x 100 x 6.0mm plain 10 WFPSM56 M56 x 119 x 7.0mm plain 10 WFPSM64 M64 x 125 x 7.0mm plain 10
in 7 offers
The lowest price for M10 x 21mm x 1.2mm Stainless A4-70 G316 Flat Washers HEC Standard right now is $5.50 at eBay.com.au, compared across 3 retailers.
The all-time low was $5.22 on 1 Sept 2025 — today's price is 5% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 14 May 2026.
