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Description
The 3M 7100155360 Cubitron II sanding disc (31372) is a 6.0" (152.4 mm) Hookit clean sanding abrasive disc specially made for high productivity automotive repair and industrial finishing. Precision shaped ceramic grain provides fast cutting performance up to 30% faster than other premium abrasives, while the C-weight paper backing and 170 hole multi vacuum pattern to optimize dust extraction during random orbital sanding. The 120+ grit sand paper delivers aggressive stock removal for paint stripping, filler shaping and feather edging yet requires less applied pressure. Hook & Loop attachment enables rapid disc change outs to keep technicians productive on blend and refinish tasks.
Product Features and Benefits
Precision shaped ceramic grain for fast cutting
The 3m 31372 consists of Triangular ceramic grains sliced through substrate for high cut rates and cooler sanding, delivering up to 30% faster material removal versus conventional premium discs.
C weight backing for balanced support
Sturdy C-weight paper backing maintains disc stability under load while allowing conformity for feather-edging and contour work.
170-hole multi-vacuum pattern for dust control -
The 3m cubitron ii sanding disc has an expanded hole pattern that maximises compatibility with extraction sanders to reduce airborne dust and improve abrasive life and visibility.
Hook & Loop attachment for quick changes
The 3M Hookit system provides secure retention and fast swap-outs, reducing downtime during multi-step repair processes.
120+ grit for versatile bodywork tasks
120+ grade is ideal for paint removal, shaping fresh filler and preparing surfaces for final blending or primer application.
Product Specifications
| Manufacturer Part Number | 7100155360 |
| Legacy SKU | 60455101190 |
| Center Hole Diameter (Inch) | 0.0 NP |
| Overall Diameter (Inch) | 6.0" |
| Overall Diameter (mm) | 152.4mm |
| Number of Vacuum Holes | 170.0 |
| Product Type | Clean Sanding Abrasive Disc |
| Abrasive Material | Precision Shaped Ceramic |
| Attachment Type | Hook & Loop |
| Backing Material | Paper |
| Backing Weight | C Weight |
| Color Family | Purple |
| Converted Form | Disc |
| Form Type | Clean Sanding |
| Grade | Non Pertinent |
| Grit | 120+ |
| Micron Grade | Non Pertinent |
| Performance Level | Best |
| Product Color | Purple |
| Product Form | Disc |
| Product Number | 737U |
| Sanding Method | Hand |
| Vacuum Support | Yes |
| Wet or Dry | Dry |
| Application | Paint Removal, Machine Sanding, Paint Sanding, Random Orbital Sanding, Sanding, Paint Stripping, Featheredging, Filler Shaping, Sanding Filler, Coarse Sanding, General Purpose Sanding |
Frequently Asked Questions
Is this the 3m cubitron ii cubitron 737u disc in 150mm size?
Yes, the 3M 7100155360 is the 6.0 inch Cubitron II 737U-format disc suitable where 150 mm discs are specified.
Are these considered 120 grit sanding discs for automotive use?
Yes, labeled 120+ grit, these discs are optimized for automotive paint removal, filler shaping and feather edging.
Is this a 3m cubitron ii hookit clean sanding film disc or paper backed disc?
This SKU is a Hook & Loop clean sanding abrasive disc with C-weight paper backing designed for extraction support.
Can this disc replace other 120 grit abrasive discs for fast cut and dust extraction?
Yes, Cubitron II precision shaped ceramic grain offers faster cut rates and the multi-hole pattern improves dust extraction compared to standard 120 discs.
Warning:
This product can expose you to materials and/or chemicals including arsenic, lead, and other materials and/or chemicals which are known to the state of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov
