Thread size: 7/16" major diameter- 20 threads per inch

with adjustable threaded sockets that can accept threaded bull float extension handles

With this blade

these blades are perfect for achieving professional-grade finishes on your concrete projects

This versatile tip works with a 3

Power Trowel Stone Attachment Holder w/ Stones For Under 36" Machine 4-PK Deluxe Carpet Trimmer Thread size: 7/16" major diameter-Stone with holder attachment for power trowel machines up to 36 inches. Use a stone with a holder attachment on each blade. Each stone holder comes with 2 x 2 x 8 inch # 6 grit stone. Grinding Stone Holder with stone attachment Under 36" Machine. Ships in 2 boxes. (4 Pack) This Power Trowel Stone Attachment Holder is a great choice for machines under 36" in size. Each holder comes with two 8x2x2 inch # 6 grit stones for efficient and consistent