1. The tamper-resistant star bit is made of heat-treated S2 steel, hardness up to HRC58-60, with high strength and wear resistance, anti-bending, anti-breaking, not easy to deform, and durable.2. The tamper-proof Torx drill bit adopts a strong magnetism design and can absorb screws vertically or tilted. The head is a hexagonal plum blossom shape with a hole, which can make close contact with the screw, making disassembly and installation more stable and less likely to slip.3. The chrome-plated surface is bright and shiny, effectively preventing metal oxidation and corrosion, enhancing hardness and wear resistance for better scratch resistance. Each tamper-resistant screwdriver bit is clearly engraved with the model for easy identification.4.
eBay
12-60mm HSS-6542 Hole Saw High Speed Steel Drill Bit Set For Thin Metal Stainless Steel Plastic PVC Drill Bit
Aliexpress UK
1. The tamper-resistant star bit is made of heat-treated S2 steel, hardness up to HRC58-60, with high strength and wear resistance, anti-bending, anti-breaking, not easy to deform, and durable.2. The tamper-proof Torx drill bit adopts a strong magnetism design and can absorb screws vertically or tilted. The head is a hexagonal plum blossom shape with a hole, which can make close contact with the screw, making disassembly and installation more stable and less likely to slip.3. The chrome-plated surface is bright and shiny, effectively preventing metal oxidation and corrosion, enhancing hardness and wear resistance for better scratch resistance. Each tamper-resistant screwdriver bit is clearly engraved with the model for easy identification.4.
eBay
5 Flute Metal M35 Cobalt Countersink Drill Bit Set 82° 5pcs 1/4" Hex Shank Countersunk Bit Set 1/4” 3/8” 1/2” 5/8 With Holder
Aliexpress UK
Security Torx screws are often called Pin Torx due to the additional pin at the center of the six-point star socket head. This center pin makes it impossible to use a standard Torx screwdriver, making this type of fastening tamper-proof.The security torx bit is made of S2 alloy steel, the hardness is as high as HRC60±, the high-temperature quenching treatment is durable, the surface is nickel-plated, and has good anti-rust and anti-corrosion functions.Security bits and drivers are used with security screws to create secure fastener assemblies. They can be used anywhere that tampering might be suspected. Such as repairs, interiors, computers, electronics, etc.The 1/4" hex handle can be used with electric screwdrivers, hand screwdrivers, power drills, combination utility tools, and any standard drill bit.
eBay
50/99pcs Titanium Coated High Speed Steel Drill Bit Set Hex Shaft Straight Spiral Twist Bits for Metal Wood Plastic Drilling
Aliexpress UK
1. The tamper-resistant star bit is made of heat-treated S2 steel, hardness up to HRC58-60, with high strength and wear resistance, anti-bending, anti-breaking, not easy to deform, and durable.2. The tamper-proof Torx drill bit adopts a strong magnetism design and can absorb screws vertically or tilted. The head is a hexagonal plum blossom shape with a hole, which can make close contact with the screw, making disassembly and installation more stable and less likely to slip.3. The chrome-plated surface is bright and shiny, effectively preventing metal oxidation and corrosion, enhancing hardness and wear resistance for better scratch resistance. Each tamper-resistant screwdriver bit is clearly engraved with the model for easy identification.4.
eBay
1pc 4-40mm Step Drill Bit Spiral Groove Pagoda Hole Cutter Metal Sheet Cone Drill Bit Triangular Shank Step Hole Opener Reamer
Aliexpress UK
【Super Magnetic】： Hexagonal Safety Screwdriver Set makes it easy to hold screws in place and increase your productivity. 【Quality Material】：This star safety screwdriver bit set is made of high quality S2 steel material with excellent hardness to minimize wear and ensure long life.
eBay
3PCS Hex Countersink Boring 90 Degrees Countersink Drill Bit for Woodr Metal Chamfer Cutter Chamfer Metal Drilling Bit Set
Aliexpress UK
Torx Screwdriver Bit Set Driver T5 to T50 1/4" Hex Shank Security Magnetic Head. T40，T25，T45，T50. Excellent Material: This magnetic torx screwdriver bits set is made of premium industrial grade S2 Steel Alloy with exquisite surface finish.
eBay
STONEGO 3PCS 90 Degrees Countersink Bit Deburring Drill Bits Tapper Hole Cutter Hand Tools Wood Soft Metal Plastic Chamfer
Aliexpress UK
Security Torx screws are often called Pin Torx due to the additional pin at the center of the six-point star socket head. This center pin makes it impossible to use a standard Torx screwdriver, making this type of fastening tamper-proof.The security torx bit is made of S2 alloy steel, the hardness is as high as HRC60±, the high-temperature quenching treatment is durable, the surface is nickel-plated, and has good anti-rust and anti-corrosion functions.Security bits and drivers are used with security screws to create secure fastener assemblies. They can be used anywhere that tampering might be suspected. Such as repairs, interiors, computers, electronics, etc.The 1/4" hex handle can be used with electric screwdrivers, hand screwdrivers, power drills, combination utility tools, and any standard drill bit.
eBay
15-50mm HSS Steel Drilling Hole Saw Drill Bit Cutter Bi-Metal for Aluminum Iron Stainless Steel DIY Wood Cutter Drill Bits
Aliexpress UK
Size： Torx ：T8,T10,T15,T20,T25,T27,T30,T40. Shank Type：1/4in Hex Shank. Size： Hex：2mm（H2），2.5mm（H2.5） ，3mm（H3） ，4mm（H4） ，5mm（H5） ，6mm（H6）. -Any machine accepting a 1/4" Hex. Size：Cross Head：PH0，PH1，PH2，PH3.
eBay
SP Series Indexable drill U drill bit 10mm-50mm 2D 3D 4D 5D Bites SPMG Insert Metal Drill Bits Machinery Lathe CNC cooling
Aliexpress UK