Drill America
✓Hole Saws
Drill America - CTH4250 4-1/4" Carbide Tipped Hole Cutter with 1" Depth of Cut
★★★★★4.6
$834.99
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$268.99
Diamond Core Drill Bits Set - FOCSTOL 7pcs (20/25/35/45/50mm+20mm Finger Bit+Hex) Diamond Hole Saw Kit for Porcelain Ceramic Tile Marble Granite Stone Quartz
★★★★★
$268.99
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About this item
- 【Package Include】Totally 7pcs/box: 5pcs core drill bits 20/25/35/45/50mm; 1pc 20mm finger milling bit; 1pc hex shank adapter; diamond height of drill: diameter≥20mm, diamone height 15mm
- 【High-quality Diamond Grain】Diamond Drill Bits are made with High-strength steel and High quality. Dry or Wet use. Wet using will prolong the working life and get better drilling effect
- 【Application】Diamond Core Drill Bits for dry or wet drilling holes. Finger Bit are designed to shape, enlarge and round bevel existing holes in Porcelain Ceramic Tile Marble Granite Quartz, etc. Hex Shank Adapter could change the connection of diamond bits from M14 thread to Hex Shank
- 【Durable and Sturdy】Vacuum Brazed technology provides high efficient working performance, faster drilling speed and longer service life
- 【Recommended Machine】M14 thread angle grinder. Recommended speed 6000RPM, maximum speed 11000RPM. If you want to use electric drill or other machine, you can use Hex Shank Adapter in the package. Use electric drill: Recommended speed not less than 2000RPM; Faster the RPM, longer the drill bit's working life
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What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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