Mitutoyo Holtest (Complete Set) - Series 368 Model:368-923 It gives you ultimate control

It gives you ultimate control over the speed and power whilst you work

SPECIFICATIONS: Voltage 20V Driver size 13mm w/hog ring No Load Speed 0-400/1200/1900rpm Impacts per Minute 0-2400ipm Max Torque 950Nm LEDs 1 Battery Chemistry XR Li-Ion Battery Type 5

and you're all set

Rear handle trigger switch with no lock-on feature

Vacuum brazed diamond segments for optimum operational life and consistent performance

Mitutoyo Holtest (Complete Set) - Series 368 Model:368-923 It gives you ultimate controlHIGHLIGHTS: Measures internal diameter accurately and efficiently Highly durable because of carbide tipped contact points Measurement can be taken close to the bottom of the blind bore Ratchet stop for constant force SPECIFICATIONS: Order No.: Model: Range: Remarks: METRIC 368 102 8 10mm 2pcs set INCHES 368 212 F. 275 5ST 0. 275 0. 5" 3pcs set 368 213 G. 5 8ST 0. 5 0. 8" 2pcs set 368 214 H. 8 2ST 0. 8 2" 6pcs set