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BlackLine Tools Carbide Inserts MINI MIDI MAXI

$18.00

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Tool Size: MINI

MINI

MIDI

MAXI

Cutter Type: S (Square) - Roughing

S (Square) - Roughing

R (Round) - Shaping

V - Detailing

W (Rounded Triangle) - Roughing Shaping & Finishing

Full Set of One of Each

Product Price with any add-on options selected

$18.00

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BlackLine Tools Carbide Inserts for Precision Turning

Upgrade your wood and composite turning projects with BlackLine Tools carbide inserts. Available in MINI, MIDI, and MAXI sizes, these precision-ground and polished cutters deliver clean cuts, extended tool life, and versatility across roughing, shaping, and finishing tasks.

Insert Profiles

W Inserts: Three large radius edges plus three corner points for roughing, shaping, and finishing.
V Inserts: One 3 mm radius corner, one 0.8 mm radius corner, and four straight edges for detailed work.
S Inserts: Four straight edges and four corners (rounded or 90-degree) for flexible cutting.
R Inserts: Continuous 360-degree edge ideal for smoothing and shaping.

W, Round, and Square inserts support shearing mode at a 45-degree angle.

Size Reference

Profile	MINI (mm)	MIDI (mm)	MAXI (mm)
ROUND OD	10	16	19
SQUARE OD	9.525	12.7	16
V LENGTH	18.5	29	38
W OD	9.525	12.7	16

Choose the right size and profile for your lathe setup and material. These inserts pair perfectly with BlackLine tool holders for consistent performance.

Shop now and experience professional-grade carbide cutters built for makers.

Transform your blanks into showstoppers with these pro-level insights. Our upgraded V2 blanks boast finer shredded plastic for ultra-smooth turning and minimal chip-out— a game-changer over V1. Dial in sharp carbide or HSS tools, crank speeds to 2,000–3,000 RPM, and take feather-light cuts (0.005–0.015 inches) to dodge melting or gummy buildup. Wet-sand from 220 to 2,000 grit, zap pin-holes with thin CA glue, and crown it with Magic Juice polish for that mirror-finish glow. Dive deeper with our guides:

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2-5 business days standard; Full Blocks take 2-3 weeks. Free Ground Shipping on $200+ orders—otherwise calculated at checkout. Unopened returns? 30 days, no sweat.

30-day unused products can be returned for full purchase price of the item. (Does not include shipping).

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BlackLine MINI MIDI MAXI carbide inserts arranged for wood turning

BlackLine Tools Carbide Inserts MINI MIDI MAXI

$18.00

Why Customers Trust Us

Verified Provenance You Can Trust

Every eligible blank comes with a professionally designed Certificate of Authenticity, setting the industry standard for documentation and collectible value.

Craft-Ready, Maker-Approved Quality

From stabilization to cutting and finishing, each blank is meticulously prepared to deliver consistent results on the lathe and in the workshop.

Tools, Supplies & Materials—All in One Place

We offer a full ecosystem of products: HDPE molds, casting supplies, mica powders, finishing solutions, and premium turning tools—everything artisans need, from blank to final polish.

A Brand Built by Makers, for Makers

With decades of woodworking and turning expertise, we know what artisans expect—and we deliver materials and tools that elevate every project.