Chris Reeve Large Sebenza 31 L31-1008open — CPM MagnaCut stonewashed Insingo, sandblasted grey 6AL4V titanium, Reeve Integral Lock

Chris Reeve Sebenza 31 L31-1008 CPM MagnaCut Insingo — hollow grind, 3.61 in, 0.12 in thick, 63-64 HRC, stonewashed, plain edge

Chris Reeve Sebenza 31 L31-1008 sandblasted grey 6AL4V titanium — classic CRK texture, Reeve Integral Lock, tip-up clip, 4.7 oz

Chris Reeve Sebenza 31 L31-1008 Reeve Integral Lock ceramic ball — titanium frame integral lock, zero blade play, sandblasted grey handle

Chris Reeve Large Sebenza 31 - 3.61" CPM MagnaCut Stonewashed Hollow Grind Insingo Plain Blade, Sandblasted Grey 6AL4V Titanium Handle - L31-1008

SKU: L31-1008- 43

Chris Reeve

$500.00

Overview
Warranty Information

Product Description

The Chris Reeve Large Sebenza 31 L31-1008-43 is the Insingo configuration in sandblasted grey 6AL4V titanium — the most accessible entry into the Large Sebenza 31 Insingo lineup at $500.00, and the platform that serious knife buyers return to for one reason: it delivers everything the Sebenza 31 is known for without decoration or premium hardware, in a CPM MagnaCut Insingo build that is ready to carry and cut. Made in Boise, Idaho, USA. DOB April 20, 2026.

The blade is ground from CPM MagnaCut at 63-64 HRC — Crucible's particle metallurgy stainless steel engineered by Dr. Larrin Thomas to simultaneously deliver edge retention, toughness, and corrosion resistance. At 63-64 HRC on a hollow grind, the CPM MagnaCut Insingo on this knife is the same blade specification as the more expensive glass blasted variants — the full cutting performance of the Sebenza 31 Insingo platform without the premium finish upcharge. The Insingo profile's curved spine sweeps toward a refined tip, delivering a primary edge optimized for slicing tasks where the full curved edge engages through the cut. Deep hollow grind at 0.12" thin maximizes the cutting geometry behind the edge; the stonewashed finish provides a field-appropriate surface that hides wear and carries well in daily use.

The sandblasted grey 6AL4V titanium handle provides a consistent, grippy matte surface with the utilitarian character that many serious Sebenza users prefer over the smoother glass blasted finish. Sandblasting is a more aggressive surface treatment that creates more texture and surface area for grip — the classic Sebenza feel that longtime CRK users know. The Reeve Integral Lock is machined directly from the titanium handle frame as an integral component; the ceramic ball interface between the lock bar and blade tang provides wear-free, consistent lockup over a lifetime of use. Offset stamped clip mounts tip-up for right carry. The no-frills, all-performance Sebenza 31 Insingo.

Steel: CPM MagnaCut particle metallurgy stainless steel, 63-64 HRC — edge retention, toughness, and corrosion resistance simultaneously; hollow grind at 0.12" thin; stonewashed finish
Blade: 3.61" Insingo profile, hollow grind, stonewashed finish, plain edge — curved spine drops to refined tip; full curved edge engagement through the cut; same blade spec as glass blasted Insingo variants
Handle: Sandblasted grey 6AL4V titanium — classic CRK sandblasted texture; more aggressive grip surface than glass blasted; 0.15" thin, 4.79" closed, 8.40" overall
Lock: Reeve Integral Lock with ceramic ball interface — machined from 6AL4V titanium frame; ceramic ball between lock bar and tang; wear-free, zero-play lockup for a lifetime
Clip: Tip-up right carry; stamped offset clip; standard hardware configuration
Carry: 4.7 oz; DOB April 20, 2026; made in Boise, Idaho USA — Chris Reeve Knives; CRK lifetime guarantee; most accessible Sebenza 31 Insingo configuration at $500.00

Sebenza buyers who want the Insingo on CPM MagnaCut at the most accessible price point in the Large Sebenza 31 Insingo lineup — same blade spec as the glass blasted variants, sandblasted grey titanium handle. Longtime CRK users who prefer the classic sandblasted texture over the glass blasted finish. First-time Sebenza buyers who want the full Large Sebenza 31 Insingo platform without the premium finish upcharge.

Knifeworks is an authorized Chris Reeve Knives dealer — order the Chris Reeve Large Sebenza 31 L31-1008-43 online or call our team at 888-225-9775. Same or next business day shipping from Columbia, Louisiana, with the service Knifeworks is known for.

Specifications:

Product Type	Folding Knife
Product Brand	Chris Reeve
Product Line	Large Sebenza 31 Insingo
Item Number	L31-1008
Designer	Chris Reeve
Blade Length	3.61 inches
Blade Steel	CPM MagnaCut Particle Metallurgy Stainless Steel
Blade Hardness	63-64 HRC
Blade Thickness	0.12 inches
Blade Hardness (HRC)	63-64
Blade Profile	Insingo
Blade Grind	Hollow Grind
Edge Type	Plain Edge
Blade Finish	Stonewashed
Handle Material	6AL4V Titanium
Handle Finish	Sandblasted
Handle Thickness	0.15 inches
Lock Type	Reeve Integral Lock with Ceramic Ball Interface
Clip Position	Tip-Up, Right Carry
Pocket Clip	Offset Stamped Titanium Clip
Overall Length	8.40 inches
Closed Length	4.79 inches
Weight	4.7 oz
Date of Birth	April 20, 2026
Origin	Made in USA (Boise, Idaho)
Blade Range	3.5-3.99

Warranty Information

Chris Reeve Knives provides a lifetime guarantee against defects in materials and workmanship. For warranty service, contact Chris Reeve Knives directly at chrisreeve.com.

Product Videos

Custom Field

Product Type Folding Knife

Product Brand Chris Reeve

Product Line Large Sebenza 31 Insingo

Item Number L31-1008

Designer Chris Reeve

Blade Length 3.61 inches

Blade Steel CPM MagnaCut Particle Metallurgy Stainless Steel

Blade Hardness 63-64 HRC

Blade Thickness 0.12 inches

Blade Hardness (HRC) 63-64

Blade Profile Insingo

Blade Grind Hollow Grind

Edge Type Plain Edge

Blade Finish Stonewashed

Handle Material 6AL4V Titanium

Handle Finish Sandblasted

Handle Thickness 0.15 inches

Lock Type Reeve Integral Lock with Ceramic Ball Interface

Clip Position Tip-Up, Right Carry

Pocket Clip Offset Stamped Titanium Clip

Overall Length 8.40 inches

Closed Length 4.79 inches

Weight 4.7 oz

Date of Birth April 20, 2026

Origin Made in USA (Boise, Idaho)

Blade Range 3.5-3.99

Product Reviews

Insingo on MagnaCut — Classic Sandblasted Grey Ti

Same CPM MagnaCut Insingo blade spec as the premium variants — sandblasted grey 6AL4V titanium handle. The no-frills, all-performance Sebenza 31 Insingo at $500.00. DOB April 20, 2026. Made in Boise, Idaho USA.

CPM MagnaCut 63-64 HRC — Reeve Integral Lock

Crucible particle metallurgy at the top of production hardness. Deep hollow grind Insingo, stonewashed. Reeve Integral Lock with ceramic ball interface — wear-free, zero blade play. 4.7 oz, tip-up right carry.

Authorized Dealer — CRK Lifetime Guarantee

Knifeworks is an authorized Chris Reeve Knives dealer. Every L31-1008-43 purchased here carries CRK’s lifetime guarantee against defects in materials and workmanship — buy with confidence.

Same or Next Business Day Shipping

In-stock orders ship from Columbia, Louisiana. Questions? Call 888-225-9775 — our team carries these knives daily.

Chris Reeve Large Sebenza 31 L31-1008-43: Frequently Asked Questions

Common questions about the Chris Reeve Large Sebenza 31 CPM MagnaCut Insingo with sandblasted grey titanium, answered by the Knifeworks team.

What is the difference between the sandblasted grey titanium on the L31-1008-43 and the glass blasted titanium on the L31-1685-65?

Both are surface finishing processes applied to 6AL4V titanium, but they create different textures and aesthetics. Sandblasting uses silica or aluminum oxide grit projected at high pressure, creating a more aggressive, coarser texture that is highly effective at grip and gives the titanium a warm grey matte character — this is the classic Sebenza feel that longtime CRK users know. Glass blasting uses fine glass beads, creating a smoother, more refined matte surface with a slightly higher sheen and better scratch resistance. The L31-1008-43 with sandblasted grey titanium is the more traditional CRK finish and is priced at $500.00, while the glass blasted L31-1685-65 is $550.00. Both versions have identical blade specifications: CPM MagnaCut Insingo at 63-64 HRC, hollow grind, stonewashed, Reeve Integral Lock with ceramic ball interface.

What is the Insingo blade profile, and what makes it ideal for everyday carry?

The Insingo profile is defined by a curved spine that sweeps from the handle toward a refined, relatively fine tip — creating a belly-forward geometry where the full length of the curved primary edge engages through the cutting stroke. Unlike a drop point where the edge curves less aggressively, the Insingo keeps the edge working throughout the full pull-cut rather than concentrating force at a single contact point. This makes it exceptionally effective for slicing tasks: food preparation, cutting webbing, breaking down packages, and any daily cutting task where you want the edge to glide through material. Combined with CPM MagnaCut at 63-64 HRC and a deep hollow grind at 0.12” thin, the Insingo on the Large Sebenza 31 is the most cutting-optimized blade configuration on the platform.

How does the Large Sebenza 31 L31-1008-43 compare to other Insingo variants at Knifeworks?

The L31-1008-43 is the sandblasted grey titanium Insingo at $500.00. The L31-1685-65 is the glass blasted titanium Insingo with blue hardware at $550.00. Both share the same blade specification: CPM MagnaCut at 63-64 HRC, 3.61” Insingo, hollow grind, stonewashed finish. The L31-1685-65 adds a glass blasted (smoother) handle finish and blue accent hardware. If you want the classic CRK sandblasted texture and standard hardware at the most accessible price point, the L31-1008-43 is the one. If you want the glass blasted refinement and blue hardware accent, the L31-1685-65 is the one.

What is the Reeve Integral Lock with ceramic ball interface?

The Reeve Integral Lock (RIL) is machined directly from the 6AL4V titanium handle frame as an integral component — not a separate liner inserted into the handle. It set the standard for precision titanium frame locks in production folding knives when introduced in 1987 and remains the benchmark. The ceramic ball interface seats a ceramic ball between the titanium lock bar and the steel blade tang at the lockup contact point. Ceramic is significantly harder and smoother than titanium, creating wear-free contact that prevents the metal-on-metal deformation that degrades conventional lock bars over time. Zero blade play in any direction results — the famous “bank-vault” lockup that Sebenza users describe.

Is the Large Sebenza 31 a good first Chris Reeve Knives purchase?

The Large Sebenza 31 is where most serious CRK buyers start — and many stay. It is the knife that introduced the Reeve Integral Lock to the production knife market and has been refined continuously since 1987. The L31-1008-43 at $500.00 is the most accessible entry into the Large Sebenza 31 Insingo lineup, offering the full platform: CPM MagnaCut at 63-64 HRC, Reeve Integral Lock with ceramic ball interface, made in Boise Idaho USA with a lifetime guarantee. First-time Sebenza buyers get the complete platform without the premium finish upcharge. The sandblasted grey titanium is the classic CRK texture, and the Insingo is the blade profile serious cutters gravitate toward once they experience it.

What are the full specifications of the Chris Reeve Large Sebenza 31 L31-1008-43?

Blade length: 3.61 in. Blade thickness: 0.12 in. Overall open: 8.40 in. Closed length: 4.79 in. Handle thickness: 0.15 in. Weight: 4.7 oz. CPM MagnaCut, 63-64 HRC, hollow grind, Insingo, stonewashed, plain edge. Sandblasted grey 6AL4V titanium handle. Reeve Integral Lock with ceramic ball interface. Offset stamped clip, tip-up right carry. DOB April 20, 2026. Made in Boise, Idaho USA. CRK lifetime guarantee. $500.00. Knifeworks ships same or next business day from Columbia, Louisiana — call 888-225-9775.

CPM MagnaCut 63-64 HRC · Hollow Grind Insingo · Stonewashed · Reeve Integral Lock Ceramic Ball · Sandblasted Grey 6AL4V · 4.7 oz · DOB 04/20/2026 · Made in USA · CRK Lifetime Guarantee · Authorized Dealer

CPM MagnaCut at 63-64 HRC. Hollow grind Insingo. Reeve Integral Lock with ceramic ball. Sandblasted grey 6AL4V titanium. 4.7 oz. Made in Boise, Idaho. The Sebenza that cuts — nothing extra, nothing missing.

Knifeworks is an authorized Chris Reeve Knives dealer. The Large Sebenza 31 L31-1008-43 ships same or next business day from Columbia, Louisiana, with CRK’s lifetime guarantee. Questions? Call 888-225-9775 — our team carries these knives daily.

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