{"product_id":"8ten-full-chisel-chainsaw-chain-20-in-063-404-66dl-3-pack","title":"8TEN Full Chisel Chainsaw Chain 20 in.063.404 66DL - 3 Pack","description":"\u003cp\u003eIn this review the 8TEN Full Chisel Chainsaw Chain 20 in.063.404 66DL (3 pack) is judged as a value-focused replacement for large Stihl saws. The bottom line: this chain is best for owners of Stihl 066, MS650 and MS660 who need multiple full chisel chains at a lower price than OEM options. The review finds the chain delivers sharp, aggressive cutting and reasonable build quality thanks to \u003cstrong\u003e68CrNiMo33 steel\u003c\/strong\u003e cutters and GCr15 rivets, though buyers should double-check fitment before purchase because fit reports are mixed.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 in length:\u003c\/strong\u003e Matches common long bars used on heavy-duty saws so it covers large cutting tasks without frequent relinking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull chisel cutters:\u003c\/strong\u003e Provides fast, aggressive cutting and clean slices through softwood and hardwood when properly sharpened and maintained.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e66 drive links:\u003c\/strong\u003e Ensures correct fit for the specified Stihl models and OEM-compatible bars when the count matches the saw.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e.404 in pitch and.063 in gauge:\u003c\/strong\u003e These dimensions make the chain compatible with saws designed for larger professional chains, maintaining correct tooth spacing and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened chain and rivets:\u003c\/strong\u003e Cutter steel (68CrNiMo33) and GCr15 rivets promise good initial sharpness and resistance to wear compared with untreated alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis chain set is aimed at professional or serious homeowner users running large displacement saws like the Stihl 066, MS650 and MS660 who want multiple replacement chains on hand and prefer to save versus buying OEM singles. It is especially suitable for those who cut hardwoods and need a full chisel tooth profile for fast work.\u003c\/p\u003e\u003cp\u003ePeople who should look elsewhere include owners of smaller saws or those who prefer semi-chisel profiles for dirtier work, and anyone who cannot confirm the exact drive link count and pitch on their bar and sprocket; fitment must be verified to avoid compatibility issues.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGood sharpness out of the box, providing efficient cutting and clean kerfs on hardwood.\u003c\/li\u003e\n\u003cli\u003eStrong value proposition: three chains for a price that undercuts many OEM options.\u003c\/li\u003e\n\u003cli\u003eConstructed from high-alloy cutter steel and hardened rivets for solid initial durability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFitment is inconsistent for some users; verify compatibility with your saw and bar before buying.\u003c\/li\u003e\n\u003cli\u003eDurability reports are mixed, so longevity may vary with usage and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e20 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive links\u003c\/td\u003e\n\u003ctd\u003e66 DL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePitch\u003c\/td\u003e\n\u003ctd\u003e.404 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge\u003c\/td\u003e\n\u003ctd\u003e.063 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutter material\u003c\/td\u003e\n\u003ctd\u003e68CrNiMo33 steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRivet material\u003c\/td\u003e\n\u003ctd\u003eGCr15 steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible models\u003c\/td\u003e\n\u003ctd\u003eStihl 066, MS650, MS660; OEM Oregon 68LX066G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 8TEN 20 in full chisel 66DL chain (3 pack) is a practical choice for owners of large Stihl saws who need sharp, aggressive cutting at a lower cost than OEM chains. It offers good initial cutting performance and value, but buyers must confirm fitment and be prepared for variable long-term wear depending on use and maintenance.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this chain fit my Stihl 066?\u003c\/strong\u003e\u003cbr\u003eIt is specified for Stihl 066, MS650 and MS660 and matches OEM Oregon 68LX066G, but you should verify drive link count, pitch and gauge on your bar before purchase.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does full chisel mean for cutting?\u003c\/strong\u003e\u003cbr\u003eFull chisel cutters have square-cornered teeth that cut aggressively and stay sharp for fast sawing, but they are more sensitive to dirt and require careful maintenance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre these chains durable?\u003c\/strong\u003e\u003cbr\u003eThe chains use high-alloy cutter steel and hardened rivets for good initial durability, though customer reports on long-term wear are mixed and will depend on use and sharpening frequency.\u003c\/p\u003e","brand":"8TEN","offers":[{"title":"Default Title","offer_id":48615598129371,"sku":"B09PVM62ZF","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81RSJ-_QnVL._AC_SL1500.jpg?v=1778504792","url":"https:\/\/gearmusthave.com\/products\/8ten-full-chisel-chainsaw-chain-20-in-063-404-66dl-3-pack","provider":"GearMustHave","version":"1.0","type":"link"}