Giới thiệu Bộ 4 Mũi Khoan Bước Thép Gió Hss 3-12mm 4-12m 4-20mm 4-32mm & 1 Phụ KiệnFeatures:
1. 24 sizes individual drill bits in 4:
This includes four standard step drill bits that replace 28 individual drill bits, comes with one 4 to 12mm five-step bit, one 4 to 20mm nine-step bit, and one 3 to 12mm ten-step bit and 4-32mm fifteen-step bit.
2. Strong durability: HSS + titanium durability:
Avoiding the inconvenience of a tri-flat shank to ensure a firm grip.
Easy drilling: Two-fluted design provides faster, smoother cutting.
Provided with small pressure and the sets can cut through wood, sheet metal, steel and other surfaces.
3. Automatic center punch:
Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force.
4. Wide usages:
Mark hole locations and start drill bits and screws, preventing wandering, heat treated alloy steel punch with sharp precision tip, corrosion-resistant brass body with non-slip knurled grip.
5.This compact set replaces 24 individual drill bits in 3pc Step Drill Bits which includes one 4-12mm, one 4-20mm,one 4-32mm, and one 3-12mm.
Two-fluted design can provide faster, smoother cutting.
Before starting drilling and screwing, the Automatic Center Punch can be used to mark hole locations.
It delivers an automatic, high-impact, spring-loaded strike when pressed against wood, metal, and plastic surfaces.
An adjustable cap regulates striking force.
It features a heat-treated alloy steel punch with a sharp precision tip and a corrosion-resistant brass body with non-slip knurled grip.
The 4 Cutters Come in the Following Sizes:
5 step drill bit: 4-12mm (4mm, 6mm, 8mm, 10mm, 12mm)
9 step drill bit: 4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm)
10 step drill bit: 3-12mm (3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm)
fifteen-step bit:4-32mm(4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm,22mm,24mm,26mm,28mm,30mm,32mm)
4PCS(3 x Metric Step Drill Bit & 1 x Auto Center Punch).
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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