
Calculated Industries 4065 Construction Master Pro Advanced Construction Math Calculator
186 checks since Aug 5 · $67.12–$115.77
Price as of Nov 4, 2026, 9:48 p.m. EST. Prices and availability change.
Root Slayer transplanting and multi-purpose shovel digs through sod and roots like they’re not there, with its sharpened “Inverted V” cutting blade tip and specially designed root-cutting rip saw teeth, eliminating the need for saws, hatchets, pry-bars, and more. Certified to be more than 150% stronger than comparable tools by Intertek, an independent testing laboratory. Patented design constructed of tempered 13 gauge mid-carbon steel blade and resin-encased carbon steel shaft with over-sized Radius ergonomic “O-handle” grip.
At the November 4 check, the price was $104.94, against a recorded range of $80.95 to $105.59 across 155 checks since August 6.
It has held that level for 15 days.
$23.99 above lowest · Checked 2026-11-05
Not buying today? Get one email if this price drops.
Price as of Nov 4, 2026, 9:47 p.m. EST. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.ca at the time of purchase will apply to the purchase of this product. As an Amazon Associate I earn from qualifying purchases.Prices and availability change.
This is Dipp's observed history, not every price ever offered on Amazon.ca.
The latest observations Dipp has stored for this product. These are periodic checks, not a record of every price Amazon displayed.
| Checked | Price |
|---|---|
| Nov 4, 2026, 9:47 p.m. | $104.94 |
| Nov 4, 2026, 5:47 a.m. | $104.94 |
| Nov 3, 2026, 4:47 p.m. | $104.94 |
| Nov 3, 2026, 2:47 a.m. | $104.94 |
| Nov 2, 2026, 12:47 p.m. | $104.94 |
| Nov 1, 2026, 11:48 p.m. | $104.94 |
| Nov 1, 2026, 9:48 a.m. | $104.94 |
| Oct 31, 2026, 10:47 p.m. | $104.94 |
| Oct 31, 2026, 7:48 a.m. | $104.94 |
| Oct 30, 2026, 6:47 p.m. | $104.94 |
| Oct 30, 2026, 4:47 a.m. | $104.94 |
| Oct 29, 2026, 3:47 p.m. | $104.94 |
Dipp’s recorded low is $80.95 (Aug 7, 2026). Get one email if it goes below that.
Nearest prices in this category, so today’s number has something to sit against.

186 checks since Aug 5 · $67.12–$115.77
Price as of Nov 4, 2026, 9:48 p.m. EST. Prices and availability change.

194 checks since Jul 24 · $92.39–$129.95
Price as of Nov 4, 2026, 4:47 p.m. EST. Prices and availability change.

170 checks since Aug 4 · $75.50–$183.99
Price as of Nov 4, 2026, 8:47 p.m. EST. Prices and availability change.

191 checks since Aug 26 · $54.46–$74.97
Price as of Nov 4, 2026, 10:47 p.m. EST. Prices and availability change.

64 checks since Oct 1 · $50.09–$62.21
Price as of Nov 4, 2026, 6:48 p.m. EST. Prices and availability change.

192 checks since Aug 3 · $36.88–$67.11
Price as of Nov 4, 2026, 5:47 p.m. EST. Prices and availability change.
The wider Electronics catalogue on Amazon.ca, each product with its own recorded price history.