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SKU 7100272155
Legacy SKU 61500335726
UPC 00048011040134
Part Number 952

3M™ Insta-Lok™ Hand Block is ideal for pre-prep and final prep of metal, wood or plastic surfaces when hand sanding is desirable.  It is constructed of durable plastic that is easy to grip and has a hook-and-loop style attachment that firmly holds 4 x 6" non-woven surface conditioning sheets.

  • Firm, durable plastic block provides support for non-woven abrasives
  • Block is easy to hold with integral handle
  • Use with 4 x 6" non-woven sheets
  • Good block for hand sanding in pre-prep and final prep of metal, wood or plastic surfaces
  • Unique hook-and-loop style design is five times stronger than typical hook-and-loop attachments
  • Separates easily for changing abrasive
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On it's way to you October 10   


Minimum Order 10 Items
Order Increment 10 Items
  Very Robust
  Fast Shipping
  Long Lasting Performance
  Industry Low Price
Product Dimensions
Imperial Metric
Weight 0.428 LBS
Width 6 in 15.24 cm
Length 2.19 in 5.55 cm
Height 3.56 in 9.05 cm
Shipping Dimensions
Weight 4.641 lb
Length 11.4 in
Width 7.6 in
Height 6.7 in
Color Blue


  1. What is the 3M™ Hand Block 952 PH-AC used for?

    The 3M™ Hand Block 952 PH-AC is designed to be used for hand sanding flat surfaces.

  2. How big is the hand block?

    The dimensions of this hand block are 3-3/8 inches by 5-3/4 inches.

  3. How many blocks come in a case?

    A case includes ten (10) pieces of the hand block, perfect for stocking up or use on larger projects.

  4. Is this product compatible with different types of abrasive sheets?

    Yes, you can attach any brand of abrasive sheet onto the hook-and-loop surface on our Hnad Block.

For industrial/occupational use only. Not for consumer sale or use.
3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.

Hand Sanding with Non-Woven Sheets

Our 3M™ Insta Lok™ Hand Block is made of firm and durable plastic that provides the necessary support to drive non-woven surface conditioning abrasives. This rectangular block measures 3-3/8 x 5-3/4" and comes with an integral handle, making it perfect for performing surface conditioning activities by hand. The block is comfortable to hold and does the work, reducing operator fatigue.

Insta Lok™ Stays Secure, Stays Strong

The 3M Insta Lok™ hook-and-loop attachment is designed to provide a uniquely secure attachment. It features tall, interlocked mushroom-shaped stems that provide a firm attachment, yet separates easily for sheet changes or repositioning. Additionally, Insta Lok™ hook-and-loop attachments remain strong through vast numbers of sheet change cycles.

Brochures, Catalogs & Data Sheets
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