Best Diamond Sharpeners in 2026

【Upgraded Motor-10000 Sharpening Times】This heavy duty electric pencil sharpener is a must for teachers or anyone who has a heavy use on pencil sharpeners. With upgraded stronger motor, this electric pencil sharpener can sharpen over 10000 times in only 3-5 seconds with ease. You will get a sharp and beautiful pencil point each time. Please don't push the pencil too hard when sharpening, or it will make "hum" noise and not sharpen pencils.

【UL Listed Electric Pencil Sharpener】Our classroom pencil sharpener is UL listed and has no issues after sharpening 200 pencils at a time. It is faster, more durable and powerful than any other helical blade sharpeners due to its bigger and stronger helical blade and motor. Perfect gift for kids, teachers, students, engineers, children, artists, and anyone who needs a heavy duty pencil sharpener!

【Colored Pencil Sharpener】 This professional pencil sharpener will start sharpening automatically when you insert a pencil. Take out the pencil when the motor sound changes and the resistance of sharpening decreases. Great for graphite and colored pencils within 6.5-8mm, such as Prismacolor Premiers, Derwent, Verithins, Faber-castell, Koh-I-Noor Progresso. Please note that it is not recommended to sharpen SOFT CORE pencils as it may cause jams in blade.

【Upgraded Motor-10000 Sharpening Times】This heavy duty electric pencil sharpener is a must for teachers or anyone who has a heavy use on pencil sharpeners. With upgraded stronger motor, this electric pencil sharpener can sharpen over 10000 times in only 3-5 seconds with ease. You will get a sharp and beautiful pencil point each time. Please don't push the pencil too hard when sharpening, or it will make "hum" noise and not sharpen pencils.

【UL Listed Electric Pencil Sharpener】Our classroom pencil sharpener is UL listed and has no issues after sharpening 200 pencils at a time. It is faster, more durable and powerful than any other helical blade sharpeners due to its bigger and stronger helical blade and motor. Perfect gift for kids, teachers, students, engineers, children, artists, and anyone who needs a heavy duty pencil sharpener!

【Colored Pencil Sharpener】 This professional pencil sharpener will start sharpening automatically when you insert a pencil. Take out the pencil when the motor sound changes and the resistance of sharpening decreases. Great for graphite and colored pencils, such as Prismacolor Premiers, Derwent, Verithins, Faber-castell, Koh-I-Noor Progresso. Please note that it is not recommended to sharpen SOFT CORE pencils as it may cause jams in blade.

【Upgraded Motor-10000 Sharpening Times】This heavy duty electric pencil sharpener is a must for teachers or anyone who has a heavy use on pencil sharpeners. With upgraded stronger motor, this electric pencil sharpener can sharpen over 10000 times in only 3-5 seconds with ease. You will get a sharp and beautiful pencil point each time. Please don't push the pencil too hard when sharpening, or it will make "hum" noise and not sharpen pencils.

【UL Listed Electric Pencil Sharpener】Our classroom pencil sharpener is UL listed and has no issues after sharpening 100 pencils at a time. It is faster, more durable and powerful than any other helical blade sharpeners due to its bigger and stronger helical blade and motor. Perfect gift for kids, teachers, students, engineers, children, artists, and anyone who needs a heavy duty pencil sharpener!

【Colored Pencil Sharpener】 This professional pencil sharpener will start sharpening automatically when you insert a pencil. Take out the pencil when the motor sound changes and the resistance of sharpening decreases. Great for graphite and colored pencils, such as Prismacolor Premiers, Derwent, Verithins, Faber-castell, Koh-I-Noor Progresso. Please note that it is not recommended to sharpen SOFT CORE pencils as it may cause jams in blade.

【Auto-Stop Feature】 This automatic pencil sharpener with Pencil Saver feature prevents over sharpening. Electric pencil sharpener stops automatically when it reaches the predetermined sharpness. It doesn't keep sharpening and causing the pencil to go to waste. Attention, please! It is normal for the pencil sharpener to continue working briefly for a few seconds before it stops working after a pencil has been inserted into the sharpener in predetermined sharpening mode.

【Safe And Cute Pencil Sharpener For Kids】This electric pencil sharpener is heavy enough and there is a non-slip mat at the bottom ensures that it is firmly attached to the desk so that kids are able to use it conveniently by themselves. Other than that, it stops shaving when the shavings box is removed or not closed .Perfect gift for teachers, students, engineers, children, artists, and anyone who loves to draw!

【3 Modes To Choose】Our colored pencil sharpener is durable enough to sharpen 200 pencils in a row which is perfect for 6-8mm size 2 graphite pencils and colored pencils such as Prismacolor Premiers, Derwent, Verithins, Faber-castell, Koh-I-Noor Progresso.In addition this pencil sharpener for colored pencils has 3 sharpening modes to choose from (sharp/medium/blunt) so that pencils will be sharpned in 3 different sharpnesses, sharp-mode for writing and medium/blunt-mode for drawing.

Deal includes: 1 prismacolor premier 1786520 pencil sharpener and 1 pack of 2 prismacolor pc1077 colorless blender pencils

【Heavy Duty Pencil Sharpener for Classroom And School】This heavy duty pencil sharpener is suitable for classrooms and families with children where a lot of pencils are used .Equipped with stronger motor, this heavy duty pencil sharpener is able to sharpen over 10000 times in only 3-5 seconds with ease.

【Safe And Cute Pencil Sharpener For Kids】This electric pencil sharpener is heavy enough and there is a non-slip mat at the bottom ensures that it is firmly attached to the desk so that kids can use it conveniently by themselves. Other than that, it stops shaving when the shavings box is removed or not closed .Perfect gift for teachers, students, engineers, children, artists, and anyone who loves to draw!

【3 Modes To Choose】Our colored pencil sharpener is durable enough to sharpen 200 pencils in a row which is perfect for 6-8mm size 2 graphite pencils and colored pencils such as Prismacolor Premiers, Derwent, Verithins, Faber-castell.In addition this pencil sharpener for colored pencils has 3 sharpening modes to choose from (sharp/medium/blunt) so that pencils will be sharpned in 3 different sharpnesses, sharp-mode for writing and medium/blunt-mode for drawing.

Sold as 1/Pack.

Sharpens your Prismacolor colored pencils to a perfect point.

Two different blades, both made from high-quality sharpened steel.

【Upgraded Motor-10000 Sharpening Times】This heavy duty electric pencil sharpener is a must for teachers or anyone who has a heavy use on pencil sharpeners. With upgraded stronger motor, this electric pencil sharpener can sharpen over 10000 times in only 3-5 seconds with ease. You will get a sharp and beautiful pencil point each time. Please don't push the pencil too hard when sharpening, or it will make "hum" noise and not sharpen pencils.

【UL Listed Electric Pencil Sharpener】Our classroom pencil sharpener is UL listed and has no issues after sharpening 200 pencils at a time. It is faster, more durable and powerful than any other helical blade sharpeners due to its bigger and stronger helical blade and motor. Perfect gift for kids, teachers, students, engineers, children, artists, and anyone who needs a heavy duty pencil sharpener!

【Colored Pencil Sharpener】 This professional pencil sharpener will start sharpening automatically when you insert a pencil. Take out the pencil when the motor sound changes and the resistance of sharpening decreases. Great for graphite and colored pencils, such as Prismacolor Premiers, Derwent, Verithins, Faber-castell, Koh-I-Noor Progresso. Please note that it is not recommended to sharpen SOFT CORE pencils as it may cause jams in blade.

Sold as 1/Pack.

Sharpens your Prismacolor colored pencils to a perfect point.

Two different blades, both made from high-quality sharpened steel.

Compact cordless hand-held size works with all your pencils. Small, quiet and portable so you can travel with it anywhere. Shavings bin locks closed making spills impossible: just throw it in your bag and go. Powerful and fast despite its size: top-off your dull pencil in about 1s, sharpen a new pencil in just 5 seconds. Sharpen like a pro.

Batteries and spare blade included. Two AA batteries are included so you can start using your sharpener immediately. Spare blade included: sharpen 100's and 100's of pencils. Great back to school gift.

Safe. Blade can not operate when shavings bin cover is open. Cordless battery operated design means no worries about AC power, USB adapters, electronic cords, etc. Foam rubber feet protect your desk or work surface and hold the sharpener steady while sharpening.

【LONG POINT PENCIL SHARPENER FOR 9.6mm LARGE PENCILS】: After receiving many artists' feedback that they need large hole for their large Prismacolor sketching pencils, we have released this dual size pencil sharpener. It can sharpen 6-9.6mm pencils. Nib Length ranges from 8-17mm. Note: Pencils with thicker cores will have such long points. Standard No. 2 pencils don't have such long points.

【5 PENCIL NIB OPTIONS】The sharpness of the pencil nib is adjustable. Rotate the knob on the back of this electric pencil sharpener to adjust the sharpness of your sketching pencils. Please note that this pencil sharpener is not suitable for pencils with very soft cores as it may cause lead breakage. If your pencil cores are soft, we recommend to adjust the sharpness settings to the middle setting in order to have less broken leads.

【AUTO STOP PENCIL SHARPENER】: This art pencil sharpener will stop automatically at a perfect point and it will exclude broken lead automatically. To decrease the possibility of lead breakage, the sharpening speed is slower than before.

Compact cordless hand-held size works with all your pencils. Small, quiet and portable so you can travel with it anywhere. Shavings bin locks closed making spills impossible: just throw it in your bag and go. Powerful and fast despite its size: top-off your dull pencil in about 1s, sharpen a new pencil in just 5 seconds. Sharpen like a pro.

Batteries and spare blade included. Two AA batteries are included so you can start using your sharpener immediately. Spare blade included: sharpen 100's and 100's of pencils. Great back to school gift.

Safe. Blade can not operate when shavings bin cover is open. Cordless battery operated design means no worries about AC power, USB adapters, electronic cords, etc. Foam rubber feet protect your desk or work surface and hold the sharpener steady while sharpening.

【ARTISTS PENCIL SHARPENER FOR 9.6mm LARGE PENCILS】: After receiving many artists' feedback that they need large hole for their large Prismacolor sketching pencils, we have released this dual size long point pencil sharpener. It can sharpen 6-9.6mm pencils. Nib Length ranges from 8-17mm. Note: Pencils with thicker cores will have such long points. Standard No. 2 pencils don't have such long points.

【5 AJUSTABLE PENCIL POINTS】The sharpness of the pencil nib is adjustable. Rotate the knob on the back of this electric pencil sharpener to adjust the sharpness of your sketching pencils. Please note that this pencil sharpener is not suitable for pencils with very soft cores as it may cause lead breakage. If your pencil cores are soft, we recommend to adjust the sharpness settings to the middle setting in order to have less broken leads.

【AUTO STOP PENCIL SHARPENER】: This art pencil sharpener will stop automatically at a perfect point and it will exclude broken lead automatically. To decrease the possibility of lead breakage, the sharpening speed is slower than before. Please take the pencil out slowly to avoid lead breakage.

【Upgraded Motor-10000 Sharpening Times】ZMOL heavy duty electric pencil sharpener with upgraded stronger motor, this electric pencil sharpener can sharpen over 10000 times in only 3-5 seconds with ease. Children are supported for operating alone without "hum" noise even too much force is applied because of its auto-stop and protection mechanism.

【Strong power and sharp helical blade】It is faster, more durable and powerful than any other helical blade sharpeners due to its bigger and stronger helical blade and motor. Our classroom pencil sharpener has no issues after sharpening 200 pencils at a time.

【Colored Pencil Sharpener】Our classroom pencil sharpener is great for graphite and colored pencils, such as Prismacolor Premiers, Derwent, Verithins, Faber-castell, Koh-I-Noor Progresso. Please note that it is not recommended to sharpen SOFT CORE pencils as it may cause jams in blade.

【Upgraded Motor-10000 Sharpening Times】ZMOL heavy duty electric pencil sharpener with upgraded stronger motor, this electric pencil sharpener can sharpen over 10000 times in only 3-5 seconds with ease. Our heavy duty electric pencil sharpener is a must for teachers or anyone who has a heavy use on pencil sharpeners.

【Auto-stop】Our classroom pencil sharpener with Pencil Saver feature prevents oversharpening. the pencil stops automatically when it reaches the desired sharpness. it doesn't keep sharpening and causing the pencil to go to waste. Our classroom pencil sharpener has no issues after sharpening 200 pencils at a time. Perfect gift for kids, teachers, students, engineers, children, artists, and anyone who needs a heavy duty pencil sharpener!

【3 modes to choose】The pencil sharpener has 3 sharpening modes to choose from (sharp/medium/blunt). it can be sharpened in 3 different sharpnesses. use sharp-mode for writing, and medium/blunt-mode for drawing.

【SUPER LONG POINT PENCIL SHARPENER】: Want a 25mm long point for your charcoal pencils? Look at our art electric pencil sharpener. Designed for artists and suitable for all 6-8.5mm sketching and drawing pencils, charcoal pencils, graphite pencils such as Prismacolor, Derwent, STAEDTLER. Rotate the knob to have 3 sharpening effects and the length of the pencil nib ranges from 8mm to 25mm. Please note that pencil points may be broken when very soft charcoal pencils are sharpened.

【3 PENCIL NIB STYLES OPTIONS】The length and sharpness of the nib are adjustable. Twist the top adjuster of this art pencil sharpeners clockwise to get a long and blunt pencil nib. Twist the top adjuster of this art pencil sharpener anticlockwise to get a short and sharp pencil nib. First twist the top adjuster of this charcoal pencil sharpener anticlockwise to get a short and sharp pencil nib, and then change for the other hole by twisting the adjuster clockwise to get long sharp nib.

【RECHARGEABLE PENCIL SHARPENER】: With built-in 2000 mAh Lithium Battery, this rechargeable art pencil sharpener can be used for 300 times after 1 hour charging. To charge the sharpener, connect the USB cable to a laptop or simply plug into a power outlet with the adapter included. Besides, AFMAT long point pencil sharpener comes with 4 LED Indicators to show the battery charging level. This cordless art pencil sharpener is perfect for indoors or outdoors drawing and sketching.

Keep your pages clean and colored pencils Sharp: receive an eraser Plus a Pencil sharpener

Latex- and PVC-free eraser wipes away mistakes with minimal dust

Triangular design makes it easy to remove both details and larger areas

【Super Long Point Pencil Sharpener】: This automatic long point pencil sharpener is designed for artists and suitable for all 6-8.5mm sketching and drawing pencils, charcoal pencils, graphite pencils such as Prismacolor, Derwent, STAEDTLER. Rotate the knob to have 3 sharpening effects and the length of the pencil nib ranges from 8mm to 25mm. Please note that pencil points may be broken when very soft charcoal pencils are sharpened.

【3 Pencil Nib Styles Options】The length and sharpness of the nib are adjustable. Twist the top adjuster of this art pencil sharpeners clockwise to get a long and blunt pencil nib. Twist the top adjuster of this art pencil sharpener anticlockwise to get a short and sharp pencil nib. First twist the top adjuster of this charcoal pencil sharpener anticlockwise to get a short and sharp pencil nib, and then change for the other hole by twisting the adjuster clockwise to get long sharp nib.

【Automatic Start & Automatic Stop】: Well insert pencil in the electric art pencil sharpener and keep a firm grip on the pencil and with downward pressure(no excessive force) then it will auto start sharpening. Once well sharpened, it will auto stop sharpening, then pull the pencil out and you will get a perfect long tip.(Sharpening time within 8-12s) Tips: Please don’t pull the pencil out before it finishes sharpening and totally stops.

【Multiple Power Sources】This electric pencil sharpener battery operated has 2 power sources:Powered by 2 x AA batteries ( Not Included),or a USB cable（It can be used by connecting the machine with a 120V plug plugged into the USB cable）.This way you can use this portable and versatile pencil sharpener anywhere. Battery operated when you need to go out＆USB cable in classroom home or office.

【3 Blades And DIY Sticker】 In addition to the blades that come with this machine, we also give away 2 spare blades(Totaling 3 Blades). Don't worry about not being able to buy a spare blade holder later.The whole mechanism is easy to take apart,you just unscrew the cover. Then you can easily replace the blades.In addition that we also include cute DIY stickers to make your pencil sharpener unique.

【Portable Pencil Sharpener】 This portable pencil sharpener is small and takes up about the size of a coffee mug.This compact electric pencil sharpener has a smaller shape but has a larger shaving box to put more pencil shavings.Easy to empty the clippings just open the lid and turn upside down and shake. The sharpener is attached to the lid, so no worries about that falling out with the shavings.

Sharpens your Prismacolor Scholar pencils to a perfect point

Sharpened steel gently sharpens your pencils

Compact design fits easily in your art case

Pack of 2

Sharpens your Prismacolor Scholar pencils to a perfect point

Sharpened steel gently sharpens your pencils

【Upgraded Motor-10000 Sharpening Times】ZMOL heavy duty electric pencil sharpener with upgraded stronger motor, this electric pencil sharpener can sharpen over 10000 times in only 3-5 seconds with ease. Our heavy duty electric pencil sharpener is a must for teachers or anyone who has a heavy use on pencil sharpeners.

【Auto-stop】Our classroom pencil sharpener with Pencil Saver feature prevents oversharpening. the pencil stops automatically when it reaches the desired sharpness. it doesn't keep sharpening and causing the pencil to go to waste. Our classroom pencil sharpener has no issues after sharpening 200 pencils at a time. Perfect gift for kids, teachers, students, engineers, children, artists, and anyone who needs a heavy duty pencil sharpener!

【3 modes to choose】The pencil sharpener has 3 sharpening modes to choose from (sharp/medium/blunt). it can be sharpened in 3 different sharpnesses. use sharp-mode for writing, and medium/blunt-mode for drawing.

High-quality pigments for rich color saturation

Bundle includes one 3-inch tall 1-3/4-inch diameter pencil sharpener

Artist-quality colored pencils for every level of expertise