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12mm Series Inserts

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12mm Double-Sided Square Shoulder Inserts

Premium double-sided EDGE² DSS inserts provide twice the number of usable edges as a normal, single-sided APET/XPET Square Shoulder milling insert for cost-per-corner savings of up to 48%.

View DSS insert grade descriptions and selection information.

Reduce your cost per edge!

Product Cost per Corner
Standard competitor 2-edged APKT-style inserts $7.00-$9.00
Dapra standard APET/XPET inserts $6.50
Dapra NEW DSS inserts $4.70

* All prices based on published list pricing. Actual end user pricing can vary. Dapra per-corner DSS pricing is with the free cutter replacement program included.

DSS insert diagram

DSS-T inserts feature a high-strength cutting edge and are ideal for high-performance shoulder milling of most tougher steels and cast irons.

DSS-D inserts feature a sharper cutting edge ideally suited to high-shear shoulder milling of stainless steels, various exotic and nickel alloys, and low-carbon steels.

** Start with these filters – they will guide you to the right insert for your application **

Uncoated X
.031” X
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Viewing Page 1 of 1 (5 results)
Item Best For Carbide Edge Type Coating Radius Price Inventory
33900
DSS-1208-T-DMK15
ISO 3-Hardest (Wear Resistant) Stronger Uncoated .031”
In Stock
Order multiples of 10 EA
33590
DSS-1208-D-DMK30
ISO 1-Toughest (Shock-resistant) High-Shear Uncoated .031”
In Stock
Order multiples of 10 EA
33700
DSS-1208-T-DMK30
ISO 1-Toughest (Shock-resistant) Stronger Uncoated .031”
In Stock
Order multiples of 10 EA
33500
DSS-1208-D-DMK35
ISO Inconel (special grade) High-Shear Uncoated .031”
In Stock
Order multiples of 10 EA
33800
DSS-1208-T-DMP25
ISO 2-Medium (Shock & Wear) Stronger Uncoated .031”
In Stock
Order multiples of 10 EA
33900
DSS-1208-T-DMK15
  • ISO
  • 3-Hardest (Wear Resistant)
  • Stronger
  • Uncoated
  • .031”
33590
DSS-1208-D-DMK30
  • ISO
  • 1-Toughest (Shock-resistant)
  • High-Shear
  • Uncoated
  • .031”
33700
DSS-1208-T-DMK30
  • ISO
  • 1-Toughest (Shock-resistant)
  • Stronger
  • Uncoated
  • .031”
33500
DSS-1208-D-DMK35
  • ISO
  • Inconel (special grade)
  • High-Shear
  • Uncoated
  • .031”
33800
DSS-1208-T-DMP25
  • ISO
  • 2-Medium (Shock & Wear)
  • Stronger
  • Uncoated
  • .031”