Product Description:
The U Drill
The U Drill, also referred to as an indexable insert drill, is a cutting-edge drilling tool essential in contemporary CNC machining operations. This high-performance tool is specifically crafted for swift, effective, and cost-efficient drilling of both through and blind holes, generally ranging in diameters of 10 mm and larger.
Unique Design
Setting it apart from conventional solid drills, the U Drill showcases replaceable carbide inserts affixed onto a sturdy steel body. This innovative design enables simple maintenance, economical operation, and enhanced productivity, particularly advantageous in high-volume production settings.
Features:
Indexable Insert Design
Replaceable inserts eliminate the need for regrinding and reduce tool change time.
Internal Coolant Channels
Coolant flows through the drill body directly to the cutting edge, improving chip evacuation and tool life.
Various Lengths Available
Offered in 2×D, 3×D, 4×D, and 5×D effective drilling depths.
High Rigidity
Robust body construction ensures stability during high-speed or heavy-duty machining.
Wide Material Compatibility
Suitable for machining steel, stainless steel, cast iron, aluminum alloys, and more.
Technical Parameters:

| Cat.No | ( m m ) | Insert | Screw | Wrench | | D | L | L1 | L2 | d | | SP15-05D-C25 SP15.5-05D-C25 | 15 15.5 | 153 | 97 | 75 77.5 80 82.5 | 25 | SPMG 050204 | M2.2x5-D27 | T7 | | SP16-05D-C25 SP16.5-05D-C25 | 16 16.5 | 159 | 103 | | SP17-05D-C25 SP17.5-05D-C25 | 17 17.5 | 164 | 108 | 85 87.5 | 25 | SPMG 060204 | M2.2X5.5 | T7 | | SP18-05D-C25 SP18.5-05D-C25 | 18 18.5 | 169 | 113 | 90 92.5 | | SP19-05D-C25 SP19.5-05D-C25 | 19 19.5 | 173 | 117 | 95 97.5 100 102.5 105 107.5 | | SP20-05D-C25 SP20.5-05D-C25 | 20 20.5 | 179 | 126 | | SP21-05D-C25 SP21.5-05D-C25 | 21 21.5 | 184 | 128 | | SP22-05D-C25 SP22,5-05D-C25 | 22 22.5 | 186 | 130 | 110 112.5 115 117.5 120 122.5 125 127.5 130 132.5 135 137.5 | 25 | SPMG 07 T308 | M2.5X8 | TB | | SP23-05D-C25 SP23.5-05D-C25 | 23 23.5 | 171 | 115 | | SP24-05D-C25 SP24.5-05D-C25 | 24 24.5 | 175 | 119 | | SP25-05D-C32 SP25.5-05D-C32 | 25 25.5 | 185 | 125 | | SP26-05D-C32 SP26.5-05D-C32 | 26 26.5 | 191 | 131 | | SP27-05D-C32 SP27.5-05D-C32 | 27 27.5 | 195 | 135 | | SP28-05D-C32 SP29-05D-C32 SP30-05D-C32 SP31-05D-C32 SP32-05D-C32 SP33-05D-C32 | 28 29 30 31 32 33 | 225 230 235 238 243 248 | 165 170 175 178 183 188 | 140 145 | 32 | SPMG 090408 | M3.5X9 | T15 | | 150 155 | | | 160 165 | | SP34-05D-C32 SP35-05D-C32 SP36-05D-C32 SP37-05D-C32 SP38-05D-C32 SP39-05D-C32 SP40-05D-C32 SP41-05D-C32 | 34 35 36 37 38 39 40 41 | 253 258 263 270 275 278 283 288 | 193 198 203 210 215 218 223 228 | 170 175 180 185 190 195 200 205 | 32 | SPMG 110408 | M4.0X10 | T15 | | SP42-05D-C40 SP43-05D-C40 SP44-05D-C40 SP45-05D-C40 SP46-05D-C40 SP47-05D-C40 SP48-05D-C40 SP49-05D-C40 SP50-05D-C40 | 42 43 44 45 46 47 48 49 50 | 308 313 318 323 328 333 338 343 348 | 238 243 248 253 258 263 268 273 278 | 210 215 220 225 230 235 240 245 250 | 40 | SPMG 140512 | M5.0X11 | T20 | |
Applications:
Applications:
1. High-speed drilling can be performed in CNC lathes and machining centers for efficient and precise results.
2. Pre-machining activities may include boring, reaming, or tapping processes to prepare workpieces for further operations.
3. Large-diameter holes can undergo rough boring procedures to achieve the required specifications.
4. The tools are suitable for mass production settings and automated environments to enhance productivity and consistency.